Quiz about Heat

Question 1

water

Accepted Answer

convection

Answer

conduction

Answer

radiation

Question 2

touch

Accepted Answer

conduction

Answer

convection

Answer

radiation

Question 3

sun

Accepted Answer

radiation

Answer

conduction

Answer

convection

Question 4

boiling

Accepted Answer

convection

Answer

conduction

Answer

radiation

Question 5

electromagnetic waves

Accepted Answer

radiation

Answer

conduction

Answer

convection

Question 6

metals

Accepted Answer

conduction

Answer

convection

Answer

radiation

Question 7

fluids

Accepted Answer

convection

Answer

conduction

Answer

radiation

Question 8

solids

Accepted Answer

conduction

Answer

convection

Answer

radiation

Question 9

across

Accepted Answer

radiation

Answer

conduction

Answer

convection

Question 10

air

Accepted Answer

convection

Answer

conduction

Answer

radiation

Question 11

contact

Accepted Answer

conduction

Answer

convection

Answer

radiation

Question 12

liquids

Accepted Answer

convection

Answer

conduction

Answer

radiation

Question 13

light

Accepted Answer

radiation

Answer

conduction

Answer

convection

Question 14

density

Accepted Answer

convection

Answer

conduction

Answer

radiation

Question 15

rays

Accepted Answer

radiation

Answer

conduction

Answer

convection

Question 16

weather

Accepted Answer

convection

Answer

conduction

Answer

radiation

Question 17

empty space

Accepted Answer

radiation

Answer

conduction

Answer

convection

Question 18

rise

Accepted Answer

convection

Answer

conduction

Answer

radiation

Question 19

sinks

Accepted Answer

convection

Answer

conduction

Answer

radiation

Question 20

convection current

Accepted Answer

convection

Answer

conduction

Answer

radiation

Question 21

transfers heat in all states of matter

Accepted Answer

radiation

Answer

conduction

Answer

convection

Question 22

Which direction is heat flowing in the picture?

Accepted Answer

from the hand to the ice

Answer

from the ice to the hand

Answer

heat is not being transferred

Answer

there is no way to tell

Question 23

Thermal energy always moves:

Accepted Answer

From a high temperature object to a lower temperature object.

Answer

From a lower temperature object to a higher temperature object.

Answer

From an object with lower kinetic energy to an object with higher kinetic energy.

Answer

From an object of higher mass to an object of lower mass.

Question 24

Which of the following is NOT true about heat?

Accepted Answer

Heat cannot be transferred

Answer

Heat moves from hot to cold

Answer

Heat is a form of energy

Answer

Heat makes molecules speed up

Question 25

Heat always moves from an object of __________ temperature to an object of _________ temperature.

Accepted Answer

higher, lower

Answer

moderate, high

Answer

lower, higher

Answer

zero, high

Question 26

Which direction will the heat flow while this person holds a hot cup of tea?

Accepted Answer

from the cup to her hand

Answer

from her hand to the cup

Answer

no heat is transferred

Question 27

Heat flows between two objects touching one another only when a difference in _____ exists.

Accepted Answer

temperature

Answer

mass

Answer

specific heat

Answer

density

Question 28

A fireman feels a door and it is hot. Why does his hand feel hot?

Accepted Answer

Conduction

Answer

Convection

Answer

Radiation

Question 29

A chair is placed several feet from a fire in a fireplace. The fireplace has a glass screen. The side of the chair facing the fireplace gets warm because of

Accepted Answer

Radiation

Answer

Convection

Answer

Conduction

Question 30

A group of friends gather around a fire to stay warm.

Accepted Answer

radiation

Answer

conduction

Answer

convection

Question 31

As you hold pieces of ice, they begi to melt from the warmth of you hand on them. This is because of

Accepted Answer

Conduction

Answer

Convection

Answer

Radiation

Question 32

You add ice to a warm drink. Which way will the energy move?

Accepted Answer

From the drink to the ice

Answer

From the ice to the drink

Answer

There is no energy movement

Answer

from the glass to the drink

Question 33

Heat always travels from...

Accepted Answer

Warm to cool

Answer

Cool to warm

Answer

Warm to warm

Answer

Cool to cool

Question 34

What is the primary method of heat transfer in a vacuum?

Accepted Answer

Radiation

Answer

Convection

Answer

Conduction

Question 35

Which of the following materials is the best conductor of heat?

Accepted Answer

Metal

Answer

Glass

Answer

Plastic

Answer

Wood

Question 36

When you touch a metal spoon that has been sitting in a pot of boiling water, why does it feel hot?

Accepted Answer

Conduction

Answer

Radiation

Answer

Convection

Question 37

Which method of heat transfer does not require a medium?

Accepted Answer

Radiation

Answer

Conduction

Answer

Convection

Question 38

What happens to the molecules of a substance when it is heated?

Accepted Answer

They speed up

Answer

They slow down

Answer

They stop moving

Question 39

Which of the following is an example of heat transfer by conduction?

Accepted Answer

A metal rod heating up from one end to the other

Answer

Boiling water circulating in a pot

Answer

Sunlight warming your face

Question 40

Heat only depends on the amount of vibrating atoms

Accepted Answer

false

Answer

True

Question 41

Temperature is the average kinetic energy of the molecules in an objecet

Accepted Answer

ture

Answer

false

Question 42

is the transfer of heat by electromagnetic waves

Accepted Answer

radiation

Answer

conduction

Answer

convection

Question 43

is the transfer of heat by the movement of a liquid

Accepted Answer

convection

Answer

conduction

Answer

radiation

Question 44

is the transfer of heat by touch or contact

Accepted Answer

conduction

Answer

convection

Answer

radiation

Question 45

Hot fluids ______ and cold fluids____________

Accepted Answer

rise, sink

Answer

rise, rise

Answer

sink, rise

Answer

sink, sink

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