S1 – Heat Homework 3                                                         Name ………………………………………...

 Date to be handed in …………………………………            Please complete all the questions on the sheet.

 You will need to use the textbook “Starting Science Book 2” for some of these. (pages 5 –8 )

Q1       What is the name for the currents of rising air which  birds use to life them up?

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Q2       Underline which of the materials below are good conductors of heat:

Wood              glass                 steel                 plastic               copper             polystyrene                   cork

Q3       Sometimes a jam jar lid gets stuck on the jar. If I run the lid under hot water it is easier to unscrew. Why is this?

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Q4       What is the name for the movement of heat energy downwards in a grill?

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Q5       Why are some cooking pans made with a copper base?

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Q6       What are the 3 stages involved in the heating of a room by a convector heater?

            1)……………………………………………………………………………………………………

2)……………………………………………………………………………………………………

3)……………………………………………………………………………………………………

Q7       What is another name for heat radiation?

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Total out of 10 ………../10