Heat Answers

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Which best describes the direction of heat?

from a substance with no thermal energy to a substance with high amounts of thermal energy

from a substance with less thermal energy to a substance with more thermal energy

from a cooler substance to a warmer substance

from a warmer substance to a cooler substance

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Which substance has the most thermal energy and will have the most heat flow from it?

a stovetop burner on medium (200°C)

a nuclear reactor core (1000°C)

the human body (36°C)

air at room temperature (32°C)

Which direction does heat flow from?

hot to cold

cold to hot

hot to hot

cold to cold

Which factors affect heat transfer between a warm and a cool substance?

the time it took to heat the substance, the area of contact, and the specific heats of the substances

the amount of time of contact, the area of contact, and the specific heats of the substances

the time it took to heat the substance, the area of the substances, and the specific heats of the substances

the amount of time of contact, the area of the substances, and the specific heats of the substances

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