Answers2026 Summer 305 CR_2002040-MJ Comprehensive Science 1Potential and Kinetic Energy

Potential and Kinetic Energy 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.
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8

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
9

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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