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HEAT TRANSFER

Authored by Kakay Sukayah

Science

7th Grade

Used 36+ times

HEAT TRANSFER
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20 questions

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1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Which statement about heat energy is true?

Heat energy does not flow

Heat energy flows from a region of high temperature to a region of low temperature

Heat energy flows from a region of low temperature to a region of high temperature

none of them

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is an insulator?


A material that allows heat energy to follow through it easily


A material that will not allow heat energy to flow through it easily

A metal

none of them

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which statement about convection is false?


Convection occurs in solids

Convection occurs in liquids

Convection occurs in gases

Conduction occurs in solid

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the molecules in a liquid as it gets hotter?

They speed up

They slow down

They stay at the same speed

They speed up and down

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the molecules in a solid as it gets hotter?

Start vibrating

Vibrate faster

Vibrate slower

They stay at the same speed

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which statement is true about a dull, matt surface?

A dark, matt surface is worse at absorbing heat energy than a light shiny surface

A dark, matt surface is better at absorbing heat energy than a light shiny surface


A dark matt surface is worse at radiating heat energy than a light shiny surface

none of them

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which material is a poor conductor of heat?

Aluminum

Copper

Wool

Iron

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