Grade 7 Heat transfer homework

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Your name: *

Your home room class *

Which physics group are you in ? *

7C 11.45

7A 13.30

The questions ask about conduction, convection and radiation. Choose the most appropriate answer. You'll get feedback on how well you did when you have done the quiz.

1. How does heat move in solids ? *

1 point

Conduction

Convection

Radiation

I do not know

2. How does heat move in liquids? *

1 point

Conduction

Convection

Radiation

I do not know

3. How does heat move in gases? *

1 point

Conduction

Convection

Radiation

I do not know

4. How does heat travel across space ? *

1 point

Conduction

Convection

Radiation

I do not know

5. Black objects are better at transferring heat by ...... than white objects. *

1 point

Conduction

Convection

Radiation

I do not know

6. In a sauna, the seat should be wood not metal because of: *

1 point

Conduction

Convection

Radiation

I do not know

7. An insulator of heat is bad at: *

1 point

Conduction

Convection

Radiation

I do not know

8. A bird will fluff up its feathers to keep warm. This traps air and reduces *

1 point

Conduction and convection

Convection and radiation

Radiation and conduction

I do not know

9. A bonfire will keep you warm by: *

1 point

Conduction and convection

Convection and radiation

Radiation and conduction

I do not know

10. Which of these need particles to transfer heat energy: *

1 point

Conduction and convection

Convection and radiation

Radiation and conduction

I do not know

How do you feel about your physics learning so far ? *

Help - I do not get any of it

Great - I understand it all

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