Ppt on water activity symbol

Safety In the Science Lab Rules and Symbols Lab Safety: Everyone Is Responsible!

contact with your skin, and do not inhale its vapors. Wash your hands when you are finished with the activity. Safety Symbols Heat-resistant Gloves - Use an oven mitt or other hand protection when handling hot materials. Hot plates, hot glassware, or hot water can cause burns. Do not touch hot objects with your bare hands. Heating - Use a clamp or tongs to/


Safety In the Science Lab Rules and Symbols Part 1 Lab Safety: Everyone Is Responsible! Mr. Fleming Roosevelt Junior High 2015-2016.

Junior High 2015-2016 Safety First Science is a hands-on laboratory class. You will be doing many laboratory activities, which require the use of hazardous chemicals and expensive lab equipment. Safety in the science classroom is the #/Safety Do not place a cord where someone can trip over it. Never use electricity around water. Unplug all equipment before leaving the room. Safety Symbols Animal Safety Only handle living organisms with teacher permission. Always treat living organisms humanely. Wash/


Unit 2:Plants. Essential Questions How do plants obtain water and nutrients needed for survival? How do plants obtain water and nutrients needed for survival?

Compare and contrast the different slides How do these structures accomplish water and mineral transport? How do these structures accomplish water and mineral transport? Time: 20 minutes Time: 20 minutes Activity 1 Create a slide of a piece of celery to /the basic definition for photosynthesis To know the basic definition for photosynthesis To know word and symbol equations for photosynthesis To know word and symbol equations for photosynthesis To remember that a plant body has organs that are well suited to/


1.1.2 Moles and equations This Powerpoint contains the questions and answers for the activities 1-20.

Production of sulphur dioxide from its elements. v) The reaction of silicon tetrachloride (SiCl 4 ) with water to produce silicon dioxide and another product. 18. Writing symbol equations for reactions with reactants or products stated i) Burning propane (C 3 H 8 ) to produce carbon/ HCl is 0.02moldm -3 ; Exercise 28: Answers i) 430 cm 3 ii) 5100 cm 3 iii) 1605 cm 3 Activity 29 Calculating the concentration of a reactant from the concentration and volume of the other reactant i) In a titration to calculate the /


Symbols. Atomic Number- No. of protons Atomic Mass – No. of protons and neutrons (electron mass negligible) Chemical symbols found on Periodic table.

responsible for water moving through a plant. Adhesion- water is attracted to roots, stems, and leaves. Cohesion – water column is held together as it rises. Review 1.What do the numbers 11 and 23 near the sodium symbol represent? /pH and temperature Digestion Nutrient – substance that supplies energy and raw material for growth, maintenance, and repair. - water for all of life’s activities -carbohydrates for energy - fats (lipids) for cell membranes, hormones - proteins for enzymes, structures, transport - /


Unit 2:Plants. Essential Questions How do plants obtain water and nutrients needed for survival? How do plants obtain water and nutrients needed for survival?

basic definition for photosynthesis To know the basic definition for photosynthesis To know word and symbol equations for photosynthesis To know word and symbol equations for photosynthesis To remember that a plant body has organs that are well suited/absorption Presence of pigment for light absorption Supply of carbon dioxide and water Supply of carbon dioxide and water Temperature suitable for enzyme activity Temperature suitable for enzyme activity Research your factor (10 minutes) and decide on a way to /


CIS Radio Intermediate Technical. CIS Radio Intermediate Technical – Subjects covered:- Technical Basics Units & Symbols – Electrical Circuits – Conductors.

Amps Current is the quantity of electrons moving through a wire every second - think of the volume of water going through a pipe. Symbol is the letter I Ohms Electrical resistance is measured in Ohms Electrical resistance is the property of material to/ This antenna gets its name from the fact that the radiating elements are ¼ wavelength long or λ/4. The radiating or active element is always vertical. Four horizontal wires called radials form the groundplane – an earthed surface which acts like a mirror to/


Safety In the Science Lab Rules and Symbols Lab Safety: Everyone Is Responsible!

with chemicals, flames, or heating devices. If a chemical gets in your eye, flush in water for 15 minutes and notify the teacher. Safety Symbols Eye Protection Sharp Objects When using knifes or other sharp objects always walk with the points facing /that his teacher is solely responsible for preventing laboratory accidents. Keshia started the lab activity before reading it through completely. Ricardo decided to do a lab activity that he read about in a library book before the teacher came into the classroom/


Elements & Atoms QUIZ WEDNESDAY OVER THE 25 SYMBOLS.

) Z = atomic number (the total number of protons) X = element symbol Figure 2.4 Isotopes Have Different Numbers of Neutrons Atoms: The Constituents of/ product is harmless potassium chloride salt. K+ ions create the light!!!!! Activation energy is the heat which breaks apart the KClO!! CHEMICAL REACTIONS Reactants:/ Review: Animation – Electron Shells & Reactivity Chemical Reactions: Atoms Change Partners Water: Structure and Properties Acids, Bases, and the pH Scale Properties of Molecules /


Pneumatic Symbols For system diagrams and component identification.

reversible Rodless cylinders Cushioned Cushioned magnetic Cushioned passive brake Cushioned magnetic passive brake Cushioned active brake Cushioned magnetic active brake Rodless cylinders Twin stroke cushioned Twin stroke cushioned magnetic Twin stroke air /Preset, tapped exhaust port Pilot operated Adjustable, tapped exhaust port Other components Silencer Water separator automatic drain Filter silencer End Symbol Library Electrical and Electronic Sensors Reed switch 2 wire Reed switch changeover Reed switch/


Perspective The community (and I) have learned a few things about brewing water since 1996 (when I last gave this class) Then: Slavish attention to reproducing.

which isotope 6 protons + 6 neutrons ~ 12C (normal); 6p + 8n ~ 14C (radioactive) Chemical Symbols Each element (atom type) is represented by a symbol It’s often pretty obvious which element is meant… H ~ Hydrogen C ~ Carbon O ~ Oxygen Ca/water through membrane with small pores removing most ions (95-99%) Activated carbon filter: removes organics, mustiness… Anion/Cation ion echanger (see next slide) At Home - City Water Wound filters remove particulates Softener - Don’t use for brewing water! Activated/


Prophetic Symbols Series

:5; 7:14 Jar / Vessel=Person Jeremiah 18:1-4, 2Corinthians 4:7 Trumpet = loud warning of Gods approach Exodus 19:16-17, Actions, Activities, and Physical States Healing = Salvation Luke 5:23-24 Leprosy / Sickness = Sin Luke 5:23-24 Famine = Dearth of Truth Amos 8:11 People/ Years Rev.13:5 - Using Ezk. 4:6, "each day for a year," the 1260 days symbolize the same number of years.  See Time, Times, and half a time. FOUNTAINS AND RIVERS OF WATERS: Experiences of Salvation - REV. 7:17; 8:10, 7:17, 21:6, 16:4 - /


Safety Symbols Safety symbols are to alert you to possible laboratory dangers. Be sure that you understand each symbol before you begin a lab activity.

to alert you to possible laboratory dangers. Be sure that you understand each symbol before you begin a lab activity. Disposal Hazard Special disposal considerations required Examples Chemicals, broken glass, living /Powders Kerosene Potassium permanganate – Used as an antiseptic – Water tx industry (removes iron and hydrogen sulfide from well water) Eye safety This symbol appears when a danger to eyes exist Clothing protection This symbol appears when substances could stain or burn clothing Safety in/


7-5 The Chemical Nature of Matter

The first element in a period is always an extremely active solid. The last element in a period, is always an inactive gas. These symbols are used every where in the world ATOMIC SYMBOL The atomic symbol is one or two letters chosen to represent an element/! Chemical Formulas The formulas of compounds have more than one type of symbol showing the different elements that compose the compound. H2O This is the formula for water. Water is composed of the elements Hydrogen and Oxygen This number is called a/


GORGEOUS EASTER……. EASTER FOOD HISTORY Eggs are often associated with Easter and are considered a symbol of birth and life. The tradition of giving eggs.

main course. Chocolate bunnies are not common, but beautifully decorated chocolate eggs are a traditional Easter treat and gift! Chocolate eggs are a symbol of Easter even for non religious people. Everybody gets an egg for their dear ones. The official Easter cake is the Eastern Dove (/flour plus extra for rolling the dough 1 cake (.6 oz) fresh yeast or one package or 2 1/4 tsp active dry yeast Warm water Salt and pepper About 4 tbsp of lard for the dough plus more for coating the dough For the filling 1/2/


Safety Symbols 2014-2015.

Do not place a cord where someone can trip over it. Never use electricity around water. Unplug all equipment before leaving the room. 8 Animal Safety This symbol appears whenever live animals are studied and the safety of the animals and the student/ that his teacher is solely responsible for preventing laboratory accidents. Keshia started the lab activity before reading it through completely. Ricardo decided to do a lab activity that he read about in a library book before the teacher came into the classroom/


Science 8 Unit A Mix & Flow of Matter. Goals of this Unit: Identify WHMIS and HHPS symbols Describe safety precautions for using substances Identify examples.

have a different set of symbols These symbols are known as HHPS H H P S HHPS Symbols Level of Hazard Safety in the Lab Safety is always our first concern when we carry out any activity Before starting any activity, be prepared to: 1/example, a polar solute and solvent) will have high solubility This explains why some paints and dyes can be removed with water while others require a different solvent Temperature For most common solid or liquid substances, solubility increases as temperature increases However, /


S1/S2 DATA BOOK Design and Technology. Contents The symbols opposite will help you to identify the topics Health and Safety Rules Designing Data on Timber.

a system. We put IN cold water, switch IN electricity and later pour OUT hot water. Coke Machine MoneyCan of Coke Cold Water Hot Water Electricity Kettle Contents Technological Studies – /machine. When the correct amount has been entered, a signal is sent to activate the can selection sub-system. Once a button is pressed to select the/message may be lost if too much information is given. Contents Graphic Symbols and Signs Graphic Symbols and Signs are used to form visual languages for all to understand./


Chemistry Comes Alive. The Chemistry of Life Atoms, Ions and Molecules Atoms, Ions and Molecules Water and Mixtures Water and Mixtures Energy and Chemical.

shell – outermost energy level containing chemically active electrons Valence shell – outermost energy level containing chemically active electrons Octet rule – except for the/ are formed, rearranged, or broken Are written in symbolic form using chemical equations Are written in symbolic form using chemical equations Chemical equations contain: Chemical equations/Life Atoms, Ions and Molecules Atoms, Ions and Molecules Water and Mixtures Water and Mixtures Energy and Chemical Reactions Energy and Chemical /


REACTIVITY SERIES. Metals and water The Romans used lead to make water pipes but didn’t know that lead reacts slowly with water and makes it poisonous!

+H2H2 Metals and hydrochloric acid – equations What is made when each metal reacts with hydrochloric acid? What is the balanced symbol equation for each reaction? hydrogen+magnesium sulfate  sulfuric acid +magnesium Mg+H 2 SO 4  MgSO 4 +H2H2 / calcium, copper, iron, lead, magnesium, zinc. Metals and acid – reactivity activity Reactivity series and displacement with oxygen magnesium iron copper with water potassium sodium lithium magnesium copper silver gold with acid calcium magnesium aluminium zinc iron /


Sacraments Signs and Symbols. Symbols and Rituals Symbol – from Greek – to throw together Symbol – from Greek – to throw together combine concrete with.

symbolic action, symbols including actions and words Covenant symbols Consecration with oil Consecration with oil Immersion in water Immersion in water Laying on of hands Laying on of hands Nature symbols Darkness Darkness Light Light Water Water Fire Fire Sacraments Point to something beyond the words and symbolic actions Point to something beyond the words and symbolic/Church –Seven primary ways in which God’s grace is active in our lives Sacrament divisions Sacraments of initiation Sacraments of /


2-1 Chapter 2 Chemical level of organization. The Chemistry of Life Atoms, Ions and Molecules Water and Mixtures Energy and Chemical Reactions Organic.

number of protons in its nucleus periodic table elements arranged by atomic number elements represented by one- or two letter symbols 24 elements have biological role 6 elements = 98.5% of body weight oxygen, carbon, hydrogen, nitrogen, calcium,/ potential energy available in a system to do useful work Kinetic energy - energy of motion; energy that is actively doing work moving water flowing through a dam heat - kinetic energy of molecular motion electromagnetic energy – the kinetic energy of moving ‘packets/


Safety First Science is a hands-on laboratory class. You will be doing many laboratory activities, which require the use of hazardous chemicals and expensive.

Safety First Science is a hands-on laboratory class. You will be doing many laboratory activities, which require the use of hazardous chemicals and expensive lab equipment. Safety in the science classroom is the/ in the lab. If any substance gets in your eyes, notify your instructor immediately and flush your eyes with running water for at least 15 minutes. Safety Symbols Eye Protection Sharp Objects Be extremely careful when using knives and other sharp instruments. Place objects on a suitable work surface/


Basic Information Official name: Slovak Republic Date of the republics establishment: 1.1.1993 State symbols: state symbol state flag state seal national.

SRconstitutional court Territorial division: 8 Higher-Tier Territorial Units 8 regions state symbol state flag state seal national anthem General information on the Slovak Republic Geographical/ prefer the more adventurous activities such as "off-piste" skiing, or free climbing should be aware that any kind of human activity outside of marked hiking/capacity of these sites. Even Marcus Aurelius´ Roman legions tried out the thermal water and several of the better- known spas are visited every year by patients/


Activity: Relative atomic mass Relative molecular mass Relative formula mass Avogadro’s number Element Compound Molecule Mole Isotope Diatomic Print out.

RFM e.g. CuSO 4.5H 2 O means there are 5 water molecules added to this compound so you must include them in the total RFM = 249.5 in total Activity Complete the worksheet IB 1.2 - Calculation of the Molar Mass of/ IB1.7 Writing formulae from names For answers click here Chemical Reactions and equations Properties of chemical reactions Chemical equations State symbols One way or reversible reactions Ionic equations Properties of chemical reactions Once the correct formulas of all the reactants and products /


Safety In the Science Lab Rules and Symbols Lab Safety: Everyone Is Responsible!

any accidents or unsafe conditions in the science classroom! Wash your hands with soap and water after experiments. Safety Symbol 1 Eye Safety Wear safety goggles when working with chemicals, flames, or heating devices. If a chemical gets/. Safety Symbol 13 Hand Washing Wash hands with soup and water. What’s Wrong With This Picture? What’s Wrong With These Statements? Mohammed says that his teacher is solely responsible for preventing laboratory accidents. Olivia started the lab activity before reading/


Chapter 7 Chemical Reactions. Objectives Explain what a chemical reaction is Describe indications of chemical reactions Use state symbols in reactions.

“yields” The plus sign = “and” (s) = solid (g) = gas (l) = liquid (aq) = aqueous solution –Dissolved in water Symbols In equations = reversible reactions –Equilibrium (More later) = Reaction is heated = Catalyst is used (Copper) –Catalysts speed up reactions but are not /#23,25,26,28,30-33 Objectives Predict a reaction type Predict the products of a reaction Use the activity series Predict solubility of compounds Types of Reactions Predicting the Products Types of Reactions There are millions of reactions./


Chapter 4/25 Atomic Structure Nuclear Chemistry. A Long, Long Time Ago… Greek Philosophers- 4 elements are Earth, Water, Fire, and Air Greek Philosophers-

containers to develop the LCM Joseph Proust (1799) Joseph Proust (1799) –Analyzed water to develop the Law of Definite Proportions John Dalton (1803) John Dalton (1803)/electrons in atomic mass? –Electron has mass 1/1837 of Proton and Neutron Nuclear symbol notation (nuclide symbols) Nuclear symbol notation (nuclide symbols) –Example: 27 13 Al or 27 Al –# protons = ______ –# neutrons =/of a radio-active substance to decay. Half-life is the time taken for half of the atoms of a radio-active substance to decay/


Safety In the Science Lab Rules and Symbols Lab Safety: Everyone Is Responsible! Mr. R. Martinez Stell Middle School 2010-2011.

any accidents or unsafe conditions in the science classroom! Wash your hands with soap and water after experiments. Use Your Head Read lab instructions ahead of time Always follow lab procedures exactly Never do an unauthorized experiment Safety Symbols Know safety symbols They appear in your laboratory activities They will alert you to possible dangers They will remind you to work carefully Wear safety/


THE COLOR OF WATER BY JAMES MCBRIDE NOTES, GUIDED READING ACTIVITIES & RESOURCES.

JAMES MCBRIDE NOTES, GUIDED READING ACTIVITIES & RESOURCES THE COLOR OF WATER: NOTES UNDERSTANDING THE AUTHOR’S DELIBERATE CHOICES IN HOW HE HAS PRESENTED HIS AUTOBIOGRAPHY HE TELLS HIS LIFE STORY IN /TEXT BY FOCUSING ON HOW THE DICTION, SYNTAX, TONE, AND/OR FIGURATIVE LANGUAGE ELEMENTS (SIMILES, HYPERBOLES, METAPHORS, SYMBOLS, ETC.) EFFECTS THE READER’S UNDERSTANDING OF THE AUTHOR’S NARRATIVE. THE COLOR OF WATER ANALYZE THE TITLE– IS THIS THE BEST TITLE FOR THE TEXT? WHY OR WHY NOT? CREATE A MINI-/


Safety In the Science Lab Rules and Symbols Lab Safety: Everyone Is Responsible! Mr. Kelly Robinson III 6 th Grade Science - Benold Middle School.

any substance gets in your eyes, notify your instructor immediately and flush your eyes with running water for at least 15 minutes. Safety Symbols Eye Protection Sharp Objects Be extremely careful when using knives and other sharp instruments. Place objects /that his teacher is solely responsible for preventing laboratory accidents. Keshia started the lab activity before reading it through completely. Ricardo decided to do a lab activity that he read about in a library book before the teacher came into the/


Telcom Insurance Group

abstract properties has certain exclusive rights related to the creative work, commercial symbol, or invention by which it is covered. Exposure Analysis Intellectual Property… /performance of professional duties. Applicable as a general rule to professional business activities such as banking, accounting, law, insurance and real estate. These/ that insureds benefit or account. However, these operations do not include water, communication, or power supply services Recipient Locations - Entities that accept/


L.O. To link the symbols of Baptism to everyday life.

. 3. promises 4. 4. oil 5. 5. water 6. 6. new garment 7. 7. prayers 8. 8. Easter candle 9. 9. baptismal candle 10. 10. blessings. Activities Gp 1 Draw each symbol of Baptism and relate its use in everyday life. Gp 2 In groups, use the worksheet to match the symbols of human need to the symbols of Baptism. Gp 3 Drama: Act out/


Rock Structure and Fault Activity chapter 9. What is structural geology The study of the forms of the Earth’s crust and the processes which have shaped.

Maps distribution of rock types and contacts –symbols on map represent structures (strike and dip, fold axes, faults etc.) –map and structure symbols allow you to infer subsurface structures Outcrop patterns/water under a landfill leakage of water under a dam sudden collapse and inflow of water into a tunnel hydrothermal alteration of rocks to clay minerals along faults – variable physical, mechanical and hydrological properties soluble rocks - cavities Activity of faults? Risk for further movement –active/


Unit 18 Save Our Heritage The Taj Mahl & Mosques of Istanbul LSP_MAIN Language Structure Practice Introduction Activity Main Teaching Points Practice Practice.

Mosques of Istanbul drown: When someone drowns or is drowned, they die because they have gone or been pushed under water and cannot breathe. And in this case, the word metaphorically means “ruin or destroy” Dialogue_words 1_drown Unit 18 Save /symbol of it e.g.:The fall of the Berlin Wall symbolized the end of the Cold War between East and West. Reading_Words 1_symbolize Unit 18 Save Our Heritage The Taj Mahl & Mosques of Istanbul banish: If someone or something is banished from a place or area of activity/


Efficiency of Solar Water Heating in Duluth, Minnesota Abdiqadar Mohamud, Chemical Engineering Dr. Alison Hoxie, University of Minnesota Duluth Department.

Passive systems such as thermosyphon and built-in- storage relay on natural circulation of water Active systems use forced circulations BACKGROUND Evacuated Tube Heat Pipes This study used evacuated tube heat/support negative stereotypes of, or promote unrealistic expectations for, stepfamilies. Rationale: Research Question: How do popular American films symbolically represent the experience of stepchildren, stepparents and parents in communication? Studying this question is beneficial for at least three /


Safety Symbols 2011-2012. Disposal Alert This symbol appears when care must be taken to dispose of materials properly.

with chemicals, flames, or heating devices. If a chemical gets in your eye, flush in water for 15 minutes and notify the teacher. Safety Symbols Eye Protection Sharp Objects When using knifes or other sharp objects always walk with the points facing /his teacher is solely responsible for preventing laboratory accidents. 2.Keshia started the lab activity before reading it through completely. 3.Ricardo decided to do a lab activity that he read about in a library book before the teacher came into the classroom/


My Forever Valentine Reading aloud Audiovisual supplements Section One: Pre-reading Activities Section Two: Global Reading Section Four: Consolidation.

My Sweetheart ______________ My Lover __________ ■ Vocabulary analysis Grammar exercises Translation exercises Oral activities Writing practice Listening exercises Section Four: Consolidation Activities SectionFour_L_2 Exercises for integrated skills Section Five: Further Enhancement Section One: Pre-reading Activities Section Two: Global Reading Section Three: Detailed Reading My Forever Valentine Signatures: anonymous Symbols: Cupid — Roman of love heart Guess who __________ God of Love ___________ arrow/


Lab Safety “Everyone IS Responsible”

or glassware are used, students will wear safety goggles. NO EXCEPTIONS TO THIS RULE! Dress properly during a laboratory activity.  Long hair, dangling jewelry, and loose or baggy clothing are a hazard in the laboratory.  Long hair must be/Safety If a chemical spills on your skin, notify the teacher and rinse with water for 15 minutes. Carry glassware carefully. Other Chemical Hazards and Symbols Flammable Explosive Toxic/Poison Irritant Corrosive Environmental Safety Equipment Fire Blanket – Located in back/


Some factors affecting polyphenol oxidase activity

section. Continue for 25 minutes. ARWA AL- KHYYAT .KSU.BIOCHEMESTRY Incubation time (minutes) Results: 1-TEST TUBE ENZYMIC ACTIVITY Incubation time (minutes) Degree of color intensity (Symbol: −, +, ++ or +++) TUBE A TUBE B TUBE C 5 10 15 20 25 ARWA AL- KHYYAT .KSU./5% trichloroacetic acid. Shake tube thoroughly and wait 5 minutes. Add 10 drops of 0.01M catechol solution. Place tube in water bath at 37 ºC for 10 minutes. Examine and compare with tube A. Record your observations in the table in the/


Gender Symbol Female (left), Male (right). From symbols for Venus and Mars.

areas such as the water-rich Northeast  India has used only about 20 per cent of its hydropower potential, as compared to 80 per cent in developed countries Water Activities in India and Effects /water management are generally linked to livelihoods concerns (both material and symbolic) and not some natural affinity to water.  There is the danger of tokenism in the ‘gender component’ of many water projects without real attention to gender relations in context. Mark Distribution on Gender and Water/


PORTABLE FIRE EXTINGUISHERS

anti-freeze to the water or storage of extinguisher in warm areas). PORTABLE FIRE EXTINGUISHERS CLASSIFICATIONS & TYPES OF FIRES Class, color, symbol, picture Class A Class: Ordinary combustibles Wood, paper and clothing Color – Green Symbol – Triangle Picture – /, dry powder Select appropriate extinguisher Remove hose from stored position Position to one side and depress activation plunger OPERATION OF FIRE EXTINGUISHERS OPERATION OF FIRE EXTINGUISHERS Cartridge-operated extinguishers – dry chemical, dry /


Spontaneous Symbol Acquisition and Communicative Use by Pigmy Chimpanzees (Pan paniscus) Savage-Rumbaugh, McDonald, Sevcik, Hopkins and Rubert (1986).

of activities. After two months symbols began to be selected more appropriately. After “milk” the second symbol was “surprise” which indicated a randomly selected reward. Kanzi learnt the symbol “strawberries” whilst eating mushrooms and at first only used this symbol in / keyboard from the start. Combinations 6% of utterances. Produced combinations without repetition, such as “ice water go” meaning get some ice water, rather than “play me Nim play” (Terrace et al 1979). Kanzi produced 2,540 utterances /


Safety Symbols, Equipment & Rules. Disposal Alert This symbol appears when care must be taken to dispose of materials properly.

with chemicals, flames, or heating devices. If a chemical gets in your eye, flush in water for 15 minutes and notify the teacher. Safety Symbols Eye Protection Sharp Objects When using knifes or other sharp objects always walk with the points facing /his teacher is solely responsible for preventing laboratory accidents. 2.Keshia started the lab activity before reading it through completely. 3.Ricardo decided to do a lab activity that he read about in a library book before the teacher came into the classroom/


Safety In the Science Lab Rules and Symbols Lab Safety: Everyone Is Responsible!

a cord where someone can trip over it. Never use electricity around water. Unplug using the plug not the cord. Unplug all equipment before leaving the room. Safety Symbols Animal Safety Only handle living organisms with teacher permission. Always treat living/that his teacher is solely responsible for preventing laboratory accidents. Keshia started the lab activity before reading it through completely. Ricardo decided to do a lab activity that he read about in a library book before the teacher came into the/


Chemistry of Life At the Completion of this Unit, Students will be able to: List the major chemical elements in cells and know their chemical symbols.

of Elements Atomic Number = # of Protons and # of Electrons Carbon Chemical Symbol Chemical Name Atomic Weight = # of Protons + Neutrons Carbon Atomic Number = # of Protons and # of Electrons Chemical Symbol Chemical Name Atomic Weight = # of Protons + Neutrons P = 6E =/ C followed by COOH  Do not DISSOLVE in WATER  Lipids have less OXYGEN than carbohydrates  Examples of Lipids are: FATS, OILS, AND WAXES Nucleic Acids  Store INFORMATION that controls CELL activities  Made of a PHOSPHATE a SUGAR, and a /


Lab Safety Symbols. Heat Resistant Gloves Use an oven mitt or other hand protection when handling hot materials such as hot plates or hot glassware.

Dispose of chemicals and other laboratory materials safely. Follow the instructions from your teacher. Lab Safety Symbols Hand Washing Wash your hands thoroughly when finished with the activity. Use soap and warm water. Rinse well. Lab Safety Symbols Poison Do not let any poisonous chemical come into contact with your skin and do not inhale its vapors. Wash your hands when you are finished/


CALIFORNIA’S WATER WAR: PART II Balancing Agricultural and Domestic Water Demands Sharon Liu Urban Planning M206A – Intro to GIS March 19, 2012.

– Total available water is fixed. Other water uses (industrial, thermoelectric, mining, etc) assumed constant. Freshwater sources and transport (via aqueducts) were not considered. 6 DOMESTIC WATER 7 PER CAPITA WATER USE 8 SKILLS: graduated symbols, creating indices (/ Native (rainfall, groundwater, etc) – Irrigation (imported water) 10 WEATHER STATIONS 224 stations total 94 stations with data for year 2000 Use CIMIS data to calculate ET (Currently, 141 active and 83 inactive) 11 SKILLS: inset map, original /


Rules and Symbols Lab Safety: Everyone Is Responsible!

away from fingers and body. Safety Symbols Electrical Safety Do not place a cord where someone can trip over it. Never use electricity around water. Unplug all equipment before leaving the room. Safety Symbols Animal Safety Only handle living organisms with/solely responsible for preventing laboratory accidents. Keshia started the lab activity before reading it through completely. What’s Wrong With These Statements? Ricardo decided to do a lab activity that he read about in a library book before the teacher/


Safety In the Science Lab Rules and Symbols Lab Safety: Everyone Is Responsible! Mrs Gillum Science Room A306 Special thanks to: Mrs. Bright at Blue Ridge.

electricity. ● Wash hands after every activity. Wear safety goggles when working with chemicals, flames, or heating devices. If a chemical gets in your eye, flush in water for 15 minutes and notify the teacher. Safety Symbols Eye Protection Sharp Objects When using knifes /Do not place a cord where someone can trip over it. Never use electricity around water. Unplug all equipment before leaving the room. Safety Symbols Heating Safety Tie back hair and loose clothes when working with open flames. Never look /


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