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Why is the body of the pan metallic and the handle plastic? (2)
How does a light coloured fridge keep heat from entering it? (1)
Why is it important that the air is trapped in any type of insulation (1)
Why is the heating element placed at the bottom of a kettle? (2)
Why are a lot of toasters silver? (1)
How do foam containers keep food warm?.(3)
Explain how cavity wall insulation keeps houses warm (3)
Why can these people float in the air? (2)
Why is the bottom of the pan made of copper instead of steel? (1)
Why is the back panel of the fridge black? (2)
A copper pan has a specific heat capacity of 400KJ/ kg o C. If its mass is 0.5kg how much heat is required to increase its temp by 5 degrees? Explain how you work it out. (1)
Complete the table.
How does the heat get through the pan? (3)
How does the heat get from the bottom of the pan to the egg? (2)
100g of ice is put in a 200g glass of water. If the specific latent heat of water is 4200 J/g how much energy is required to heat the ice? Explain how you work it out. (1)
How does a puffa jacket keep you warm? (3)
Why do feet feel warmer on carpets than laminate flooring (3)
How does a solar cooker work? (1)
REVISION Why is the body of the pan metallic and the handle plastic? (2)
* Cars * Bicycles * Tools * Toys * Wires * Some metals are very hard and strong. * Metals conduct heat and electricity well.
HEAT 3 RD Grade Science Chapter 4. Essential Questions What is heat and how is it measured? How does thermal energy move? How is thermal energy used?
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Junior Certificate Science Heat and Temperature. What is Heat? A type of ENERGY!!! Energy is the ability to work!! Work is done when something is moved!!
HEAT __________________________________________________________________________ 3 RD GRADE SCIENCE.
© Boardworks Ltd of 32. © Boardworks Ltd of 32.
Heat Practice Questions. Questions 1-5 On the next 5 slides, there are picture examples of heat concepts we learned in class.
Energy & Environment
21/03/2016 Heat and Temperature. 21/03/2016 Heat and Temperature This cup of coffee will ____ ____ because it is _____ ____ heat energy into the surroundings.
1 Temperature Temperature is a measure of how hot or cold an object is compared to another object. indicates that heat flows from the object with a higher.
Transfer of Thermal Energy T H E M E T H R E E : T H E R M A L P H Y S I C S C h a p t e r 9 Learning outcomes Appreciate how thermal energy is transferred.
© Boardworks Ltd of 31 KS4 Physics Heat Transfer.
P.1 Book 1 Section 4.3 Radiation Frost Energy transfer by radiation Emission and absorption of radiation Check-point 4 Examples of heat transfer by radiation.
Chapter 4 Temperature and Heat. All Matter is Made of Moving Particles All matters is made up of atoms, and atoms are always in motion, even if the objects.
Unit 2: Heat Chapter 6: “Heat is transferred from one place to another by three different processes.”
2.3 Transfer of Energy as heat can be controlled. Helpful animations
Chapter 6: Thermal Energy. Section 1: Temperature and Heat What is Temperature and how is it related to heat? In all materials: solids, liquids and gases.
TP Be able to Define thermal capacity. Explain the significance of high and low specific capacities.
1 Energy transfer. 2 Lesson 2 – Heat Transfer Aims: recall that energy transfer may take place by conduction, convection and radiation. describe the role.
PHYSICS – Thermal processes. LEARNING OBJECTIVES Conduction Core Describe experiments to demonstrate the properties of good and bad thermal conductors.
APPLICATIONS OF HEAT TRANSFER a) Applications of conduction Uses of good conductors of heat: 1. Cooking utensils e.g. saucepans, frying pans, boilers,
Thermal Energy A. Temperature & Heat 1. Temperature is related to the average kinetic energy of the particles in a substance.
Chapter Heating system – any device or process that transfers energy to a substance to raise the temperature of the substance. By rubbing your hands.
Conductors and insulators This quiz has 10 questions. For each question you have to decide if the statement is true or false. BEWARE ! One mistake and.
Controlling Heat Transfer Chapter Six REVIEW. Absorbing and Losing Heat Heat Absorption- refers to the rate at which materials absorb heat. Every material.
Matter is in constant random motion, and hot particles move faster than cold ones because hot particles have more kinetic energy Temperature is the.
A Form of energy that is related to the K.E. of molecules. The motion of molecules produces heat. The more motion, the more heat is generated.
HEAT ENERGY What is HEAT? Form of energy and measured in JOULES Particles move about more and take up more room if heated – this is why things expand.
If a cup of hot coffee and an ice cube were left on the table in this room what would happen to them? Why? The cup of coffee will cool until it reaches.
Prepared By: Shakil Raiman. Sum of the kinetic energy of the molecules of an object is called thermal energy or heat energy. All substance above “absolute.
DAILY QUESTIONS NOV. 11 TO NOV. 15 November 11 When ice cream is left out of the freezer on a table for a long time, it melts. This change in state is.
Lecture: Heat. What is heat? What is the unit for heat? Does the amount of energy of a heated steel nail equal the energy of a heated aluminum nail?
Conduction, Convection, & Radiation Part II CRCT Prep.
Heat transfer. Why does heat transfer happen? Heat is a type of energy called thermal energy. Heat can be transferred (moved) by three main processes:
Lots of fun! Win valuable prizes!. 1. Plastic foam is a good heat A. conductor. B. absorber. C. insulator. D. emitter.
Conceptual Physics Heat Transfer 02a: Conduction beodom.com.
Specific Heat. Names Specific Heat Capacity Specific Heat Heat Capacity.
What is heat? answer A form of energy.
Understanding Heat Transfer, Conduction, Convection and Radiation.
So taking a bite….this happens…..which ingredient has caused the problem and why?
Heat By the end of this chapter you will be able to: Describe heat energy, its’ units and explain how it converts to other forms.
Temperature vs heat If something has a high temperature, it is hot and will cool down to room temperature Temperature is measured in degrees Celsius If.
Temperature is…. › How much heat something has or does not have. › Measure of the average amount of kinetic energy in the molecules of a substance ›
Conduction CONDUCTION is when heat moves through a ________. Metals are better conductors of heat than plastic or wood. This is why… These parts are made.
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