AnswersFall 24 GSE Physical Science B ICHeat

Heat Answers

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1
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What is heat?

A
Heat is the energy needed to change the temperature of 1 g of a substance by 1°C.
B
Heat is the average kinetic energy of the particles of a substance.
C
Heat is the total energy of a substance due to the movement of its particles.
D
Heat is the energy that flows between two substances of different temperatures.
2
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What is used to measure heat?

A
change in temperature
B
constant temperature
C
constant specific heat
D
change in specific heat
3

What characteristics determine how easily two substances change temperature? Check all that apply.volume of the two substances in contactamount of time the two substances are in contactarea in contact between the two substancesspecific heat of the material that makes up the substancesdensity of the two substances in contact

A
volume of the two substances in contact
B
amount of time the two substances are in contact
C
area in contact between the two substances
D
specific heat of the material that makes up the substances
E
density of the two substances in contact
4

Why did Sienna shift her position on the gymnasium floor?

A
Thermal energy was transferred from the gymnasium floor to her skin.
B
Her skin and the gymnasium floor reached thermal equilibrium.
C
Thermal energy was transferred from the air to her skin.
D
Her skin and the surrounding air reached thermal equilibrium.
5

Based on the specific heat values given, where is the coolest location for Vicente to be?

A
pool
B
cotton chaise lounge
C
porcelain tile
D
plastic chair
6

This mug is made of two layers of glass separated by empty space. It is more effective than a ceramic mug at keeping the beverage warm. Why is this design more effective?

A
The beverage has a higher temperature than the air.
B
The air is warmer than the mug.
C
The particles that make up the glass have no thermal energy.
D
The empty space has no particles to transfer thermal energy.

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Heat Answers — Fall 24 GSE Physical Science B IC