The volume of the air _______ when we heat the air.

increases

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decreases

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remains same

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cannot be predicted

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Solution

The correct option is A increases
As we provide heat to the air molecules, they start to move quickly in the surroundings, due to which the gap between two air molecules increases. Hence, the volume of air increases.

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The volume of the air _______ when we heat the air.

The correct option is A increasesAs we provide heat to the air molecules, they start to move quickly in the surroundings, due to which the gap between two air molecules increases. Hence, the volume of air increases.

The correct option is A increases
As we provide heat to the air molecules, they start to move quickly in the surroundings, due to which the gap between two air molecules increases. Hence, the volume of air increases.