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A calorimeter uses the temperature change of water to determine the <u>specific heat </u> of another substance.
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I think they are called balanced forces
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wrong statement : Momentum is not conserved for a system of objects in a head-on collision.
Explanation:
In a head on collision of two objects , two equal and opposite forces are created at the point of collision . These two forces create two impulses in opposite direction which results in equal and opposite changes in momentum in each of them . Hence net change in momentum is zero. In this way momentum is conserved in head on collision of two objects.
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Who are the people for you then I can help you format the essay
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