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Unit 2: Energy Transfer - Lesson 3 - Part 2

Total questions: 20

Worksheet time: 31mins

Name
Class
Date
1.

Where does most of our heat come from?

a)

the water

b)

the sun

c)

the land

2.

In heat transfer, heat always moves from the ________ object to the ________ object.

a)

Hotter/Colder

b)

Colder/Colder

c)

Colder/Hotter

3.

There are 3 primary types of heat transfer:

Conduction, Convection and Radiation.

a)

True

b)

False

4.

True/False: heat transfer does not affect our weather (for example: temperature, wind, and precipitation)

a)

False

b)

True

5.

Boiling Water

a)

Conduction

b)

Convection

c)

Radiation

6.

Sun Bathing

a)

Conduction

b)

Convection

c)

Radiation

7.

Holding an ice cube in your hand is an example of .....

a)

Convection

b)

Conduction

c)

Radiation

d)

Temperature

8.

A metal spoon in ice cream also gets cold due to

a)

Radiation

b)

Convection

c)

Conduction

d)

Magic

9.

A Ceiling fan forcing the warm air downward.

a)

Conduction

b)

Convection

c)

Radiation

10.

Heat from the sun warming a swimming pool

a)

Conduction

b)

Convection

c)

Radiation

11.

Energy that is transferred through a fluid where hot rises and cold sinks

a)

Conduction

b)

Convection

c)

Radiation

12.

Feeling the heat from a stove burner without touching it

a)

Conduction

b)

Convection

c)

Radiation

13.
How many kinds of heat transfer are there?
a)
1
b)
2
c)
3
d)
4 or more
14.
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
15.
The kind of heat transfer that travels through space in electromagnetic waves is ______________________.
a)
insulation.
b)
Radiation
c)
Conduction
d)
Convection
16.
___________________ is the type of heat transfer that occurs in fluids, such as warm air rising and cold air sinking; creating wind.
a)
Convection
b)
Conduction
c)
Radiation
d)
insulation.
17.
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.
18.

This sunbather is getting a warm because ______

a)

The heat from the sun is travelling through electromagnetic waves and conduction is occurring.

b)

The heat from the sun is travelling through electromagnetic waves and radiation is occurring.

c)

The heat from the sun is travelling through electromagnetic waves and convection is occurring.

d)

the sun is transferring energy

19.
Which direction is heat flowing in the picture?
a)
from the hand to the ice
b)
from the ice to the hand
c)
heat is not being transferred
d)
there is no way to tell
20.
The baby chickens are kept warm from the heat lamps demonstrates this type of heat transfer. 
a)
conduction
b)
convection
c)
radiation