GCSE - Gcse Physics - Energy - Transfer Of Energy 01 Solution

Q.1.

Which material is best at conducting heat?

Q.2.

Which of the following best explains evaporation?

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Rapid moving/vibrating atoms interact with neighbour atoms transferring kinetic energy
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High energy particles break free of the liquid at the surface
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The particles heat independently of one another
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High energy particles break free from the liquid throughout the whole container

Q.3.

What is condensation?

Q.4.

What does the rate at which an object transfers energy by heat depend on?

Q.5.

How does convection occur?

Q.6.

Which of the following statements best describes our understanding of how conduction of heat occurs?

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Vibrating atoms interact with neighbour atoms transferring kinetic energy
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Vaporisation of a liquid occurring on the surface of the liquid
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The particles heat independently of one another
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The hot particles rise whilst the cooler particles fall towards the heat source

Q.7.

What factors affect the amount of condensation that occurs?

Q.8.

What effect causes energy to be transferred at a faster rate between an object and its surroundings?

Q.9.

What factors affect evaporation?

Q.10.

Which material would be best to use as an insulator against heat loss?