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Published byAlex Perry
Modified over 4 years ago
Review for 2nd six weeks Common Assessment6th Grade
Good Luck on the test!
Describe the energy conversions that take place in a hair dryer.Electrical to kinetic, thermal and sound
Describe the energy conversions in a battery.Chemical into electrical
Describe what happens during photosynthesis.The plants use light energy to produce new substances with chemical energy.
What is the best definition of energy?Energy is the ability to do work.
What is a producer? Is the 1st organism in a food chain
What is a herbivore? They eat only plants
What is an omnivore? They eat both (plants and animals).
What is a carnivore? They eat other animals.
What would happen if all the carnivores were removed from an ecosystem?The herbivore population would increase
Describe the correct energy transformations in a working toaster.Electrical to thermal
What type of energy do apples provide when they are eaten?Chemical energy
Food chain: Shows the flow of energy as each organism eats the one below it
Food Web: Shows that energy flows in many directions through an ecosystem.
Describe the energy conversions that takes place in a solar heating system used to warm up a building. Light energy to thermal energy
Examples of conversions from chemical energy to thermal energyFood is digested to regulate body temperature. Charcoal is burned in a barbeque pit. Coal is burned to boil water.
Roller Coaster: Greatest Potential Energy at the top of the biggest hill. Greatest kinetic energy at the bottom of the biggest hill.
Renewable Resources: Solar Water Wind Geothermal Biomass
Nonrenewable resources:FOSSIL FUELS (FFCON) Coal Oil Natural Gas Nuclear Energy
The energy in coal can ultimately be traced to____.The sun
What percent of the United States energy use comes from fossil fuels?About 80%
Nuclear energy: Is generated when the nucleus of a radioactive element splits.
Trees are part of the renewable resources
Energy is ____ at the higher levels of the energy pyramid.lost
Energy flows from the grass to ________.
Energy Resources Renewable and Non Renewable.
Types of Energy!. What is energy? Energy is the ability to cause change (or to do work)
Energy and Energy Resources
Energy Conversion and Conservation. Conversions Between Forms of Energy Energy Conversion: Is a change from one form of energy to another. Most forms.
1 10 pt 15 pt 20 pt 25 pt 5 pt 10 pt 15 pt 20 pt 25 pt 5 pt 10 pt 15 pt 20 pt 25 pt 5 pt 10 pt 15 pt 20 pt 25 pt 5 pt 10 pt 15 pt 20 pt 25 pt 5 pt Energy.
Sources of Energy Renewable and Non- renewable. What is Energy? Energy is the ability to do work.
ENERGY SOURCES AND TYPES
Energy Energy – is defined as the ability to do work; the ability to cause change; all energy can be transferred Two main types of Energy: Kinetic Energy:
Forms of Energy Energy – the ability to do work or cause change (work is the application of a force through a distance)
Chapter 9 Preview Section 1 What Is Energy?
Energy Resources Nonrenewable.
Energy The ability to do work or cause changes in matter.
Energy Flow Food webs Pyramids. Classifying Organisms Producer: organisms that can use inorganic sources to make their own food (e.g. plants) Consumer:
Magnet and Energy Test review answers. 1. Describe the 5 types of energy. Mechanical- motion Thermal- heat Electrical Electromagnetic- light/waves Chemical-
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