Quiz about Thermal Energy and Heat

Question 1

True or False: At the freezing point, the particles in an object have no kinetic energy.

Accepted Answer

False, it should be absolute zero.

Answer

True

Question 2

True or False: On the Celsius temperature scale, there are no negative numbers.

Accepted Answer

False, it should be Kelvin

Answer

True

Question 3

True or False: The more particles an object has at a given temperature, the more thermal energy it has.

Accepted Answer

True

Answer

False, it should be less

Question 4

True or False: Object A is much larger than Object B, but both are made of the same material. If both objects are at the same temperature, the thermal energy of Object A is the same as the thermal energy of Object B.

Accepted Answer

False, it should be greater than

Answer

True

Question 5

True or False: When heat is absorbed by an object, the speed of the particles in the object is unchanged.

Accepted Answer

False, it should be increases

Answer

True

Question 6

Water bubbles up through a hot spring at Yellowstone National Park. What method of heat transfer is this?

Accepted Answer

convection

Answer

conduction

Answer

radiation

Answer

specific heat

Question 7

On a sunny day, you return to your car after a ball game. The inside of the car is very hot. How did the car get so warm?

Accepted Answer

radiation

Answer

conduction

Answer

convection

Answer

specific heat

Question 8

The inside window pane in your house feels very cold to touch on a winter night. Why does it feel cold?

Accepted Answer

The warm from the inside is being conducted to the outside.

Answer

The cold from the outside is flowing in by convection.

Answer

The warm from the inside is flowing out by convection.

Answer

The cold from the outside is being conducted to the inside.

Question 9

Malia burned herself when she picked up a hot iron skillet from the stove. What method of heat transfer caused the burn?

Accepted Answer

conduction

Answer

<ul><li>convection</li></ul>

Answer

<ul><li>radiation</li></ul>

Answer

specific heat

Question 10

Heat is always transferred from __________areas.

Accepted Answer

warmer

Answer

cooler

Answer

higher

Answer

lower

Question 11

A material with a(n) ______________specific heat can absorb a great deal of thermal energy without a great change in temperature.

Accepted Answer

high

Answer

low

Question 12

As the thermal energy of matter ________________________, its particles usually spread out.

Accepted Answer

increases

Answer

decreases

Question 13

If two objects of the same mass require different amounts of heat to raise their temperatures 10 kelvin, the objects have different _____________.

Accepted Answer

specific heats

Answer

mass

Answer

volume

Answer

shapes

Question 14

To keep food warm or cool, coolers are made out of materials that are ________________.

Accepted Answer

insulators

Answer

conductors

Question 15

Water has a specific heat of 4,186 J/(kg*K). To raise the temperature of a bathtub of water (220 kg) by 3 kelvin, it takes __________Joules of energy.

Accepted Answer

2,762,760

Answer

22

Answer

5,305

Answer

.105

Question 16

True or False: Specific heat is measured in joules.

Accepted Answer

False, it should be J/(kg*K) or J/(g*C)

Answer

True

Question 17

True or False: Most metals are good conductors of heat.

Accepted Answer

True

Answer

False, it should be insulators.

Question 18

True or False: The amount of energy required to raise 1 kg of material by 1 kelvin is called thermal energy.

Accepted Answer

False: it should be specific heat.

Answer

True

Question 19

True of False: On a hot summer day, a metal door in a wood frame may stick and be hard to open due to specific heat.

Accepted Answer

False, it should be thermal expansion.

Answer

True

Question 20

True or False: Insulators do not conduct heat well.

Accepted Answer

True

Answer

False, it should be conductors.

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