wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Heat Transfer

Total questions: 22

Worksheet time: 22mins

Name
Class
Date
1.

Hot coffee is stirred with a spoon; the spoon gets hot due to

a)

conduction

b)

convection

c)

radiation

2.

A chair is several feet from a fireplace. The side of the chair facing the fireplace gets warm due to

a)

conduction

b)

convection

c)

radiation

3.

"Lava lamps" contain colored liquids. These liquids form globs that rise to the top due to

a)

conduction

b)

convection

c)

radiation

4.

Near the ceiling of a room the air is warmer; the warm air rises because of

a)

conduction

b)

convection

c)

radiation

5.

Some cook pans have copper on the bottom to heat evenly.

Copper transfers heat to the pan by

a)

conduction

b)

convection

c)

radiation

6.

In a swimming pool, water near the surface is slightly warmer. The warm water rises because of

a)

conduction

b)

convection

c)

radiation

7.

The metal skewer gets so hot that you drop it and your marshmallow into the campfire because of

a)

conduction

b)

convection

c)

radiation

8.

A house burns down. The vinyl siding of the house next door warps due to

a)

conduction

b)

convection

c)

radiation

9.

Warm air over the beach rises while cooler, dense air from the ocean rushes in due to

a)

conduction

b)

convection

c)

radiation

10.

A huge rock at the state park gets hot during the day. The rock was warmed from the Sun by

a)

conduction

b)

convection

c)

radiation

11.

You lay on the same hot rock at night and keep warm from the rock by

a)

conduction

b)

convection

c)

radiation

12.

Weather systems in the Earth's atmosphere are due to

a)

conduction

b)

convection

c)

radiation

13.

A microwave oven uses which of the following to heat foods.

a)

Microwave elves

b)

Radiation

c)

Convection

d)

Conduction

14.

Molecules in cold things move more _________

than in hot things.

a)

quickly

b)

slowly

c)

happily

d)

merrily

15.

In heat transfer, heat always flows from the _______________ substance to the _______________ substance.

a)

Hotter to colder

b)

Colder to hotter

c)

Hotter to hotter

d)

Colder to colder

16.

The type of heat transfer that happens through direct contact of molecules or particles with each other is ___________________.

a)

Convection

b)

Conduction

c)

Radiation

d)

insulation.

17.

The kind of heat transfer that travels through space in electromagnetic waves is ______________________.

a)

Convection

b)

Radiation

c)

Conduction

18.

Which numbered part of the picture represents the way that energy from the sun reaches Earth?

a)

1

b)

2

c)

3

d)

4

19.

How does a convection cell affect the crust material above it?

a)

It doesn't affect the crust material.

b)

It moves the crust material in the opposite direction.

c)

It moves the crust material in the same direction.

20.

Warmer parts of a fluid tend to ____, while cooler parts tend to ____.

a)

Sink, Rise

b)

Sink, Sink

c)

Rise, Sink

d)

Rise, Rise

21.

Hot matter is _________ dense and ___________

a)

less, sinks

b)

less, rises

c)

more, sinks

d)

more, rises

22.

The diagram represents the movement of the mantle under the earth's crust. Which process is represented by the diagram?

a)

convection

b)

conduction

c)

radiation