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## School Physics Quiz : Heat

Answer the following questions based on heat.

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Multiple choice

1.

Which is the 'odd one out'?
 Calorie Joule Erg Watt

Half-n-half Clue

2.

The heat produced on burning 10 kg of fuel oil which has a calorific value of 39800 kJ/kg is
 398.0 MJ 398000 MJ 4.0 MJ 3980.0 MJ

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3.

Water at 30oC is mixed with an equal mass of water at 55oC. If there are no heat losses to the surroundings, then what is the final temperature of the water mixture ?
 55oC 30oC 42.5oC 85.0oC

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4.

Heat energy travels through _______ by conduction only.
 solids liquids gases

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5.

Which loses the most heat in cooling to 10oC ?
 a kettle filled with water at 60oC a glass filled with boiling water a swimming pool filled with water at 30oC

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6.

The method of mixtures assumes that the heat lost by the hot body equals
 the heat gained by the cold body the heat lost by the cold body the heat gained by the hot body

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7.

The calorific value of a fuel is the quantity of heat produced when a unit _______ of it is burnt.
 volume weight mass

Half-n-half Clue

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