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Transfer of Energy Level 3

Total questions: 25

Worksheet time: 26mins

Name
Class
Date
1.
The Law of Conservation of Energy states;
a)
Energy can be created and destroyed but can be transferred and transformed.
b)
Energy can be created but not destroyed and cannot change.
c)
Energy can be made at any time.
d)
Energy can not be created or destroyed but can be transferred and transformed.
2.

A microwave is used to cook or warm food. Which statement best describes how energy is transformed in this process?

a)

Electrical to Light to Chemical

b)

Chemical to Thermal to Light

c)

Electrical to Electromagnetic to Thermal

d)

Chemical to Electromagnetic to Chemical

3.

A dryer is used to remove moisture from clothing. This appliance dries clothes by converting energy from

a)

Mechanical to Heat and Electrical

b)

Electromagnetic to Heat

c)

Electrical to Mechanical to heat

d)

Mechanical to Heat and Vaporization

4.
When a lion eats a zebra and then uses the energy from the zebra to run, the lion's body converted _________ energy to _________ energy.
a)
chemical, mechanical
b)
electrical, chemical
c)
chemical, light
d)
mechanical, chemical 
5.
Hot air balloons use propane gas tanks as fuel. This fuel allows the balloon to rise into the sky.  What energy transformations occur when propane gas is used to lift the balloon?
a)
Mechanical to Light to chemical
b)
Chemical to Mechanical to Thermal
c)
Thermal to Chemical to Light
d)
Chemical to Thermal to Mehanical
6.
Which airplane has the most potential energy and which airplane as the most kinetic energy?
a)
W has the most gravitational potential and they have the same kinetic energy.
b)
X has the most gravitational potential and the most kinetic energy.
c)
W has the most gravitational potential and the most kinetic. 
d)
They have the same potential and same kinetic.
7.
What is the main purpose of the generator?
a)
To convert electrical energy into thermal energy.
b)
To convert mechanical energy to electrical energy.
c)
To convert mechanical energy into wind energy.
d)
To convert electrical energy to light energy
8.
The wind turbine is transforming energy from the wind.  Between which two points is mechanical energy being transformed to electrical energy?
a)
1 and 2
b)
2 and 3
c)
3 and 4
d)
4 and 5
9.
What are the energy conservations taking place in the picture?
a)
Light and Sound to Electrical
b)
Electrical to Mechanical To Light and Sound
c)
Electrical to Light and Sound
d)
Electrical to Thermal
10.
Plants absorb ______ energy from the sun.  Then the plant uses the energy from the sun to photosynthesize.  The plant then produces glucose, which is a type of sugar.  Sugar is considered _________ energy.
a)
Radiant, chemical
b)
Chemical, heat
c)
Light, thermal
d)
Mechanical, light
11.

The energy transfers that take place in this picture are...

a)

Light to plant

b)

Heat to Sound

c)

Light to Mechanical

d)

Light/nuclear to chemical

12.

The energy transfers that take place in a dryer are...

a)

Electrical, Mechanical, to Thermal

b)

Thermal to mechanical

c)

Water, Soap to Spinning

d)

Electrical, Mechanical to Light

13.

Energy transfers that take place in a flashlight are...

a)

Sound, Mechanical to Light

b)

Chemical to Electrical

c)

Chemical to Heat

d)

Chemical, Electrical, Light

14.

A generator transfers ___________________ to ______________________.

a)

Mechanical to Electrical

b)

Electrical to Light

c)

Mechanical to Sound

d)

Gravitational to Electrical

15.

Water raising position as it is held back by a dam is __________________________ energy.

a)

Chemical

b)

Electrical

c)

Gravitational

d)

Elastical

16.

What are the energy transfers that take place in a rocket?

a)

Electrical to sound

b)

Chemical, Light and Gravitational

c)

Chemical, Thermal and Mechanical

d)

Thermal and Chemical

17.

The energy transfers that take place in this picture are...

a)

Light to plant

b)

Heat to Sound

c)

Light to Mechanical

d)

Nuclear/Radiant/Light to chemical

18.

Gravitational energy from the water is spinning the turbine which spins the ____________________ to convert mechanical energy into electrical energy.

a)

Waterfall

b)

Wires

c)

Dam

d)

Generator

19.

A wind turbine energy transfers are ...

a)

Mechanical, Nuclear

b)

Mechanical, Thermal

c)

Electrical, Light

d)

Mechanical, Electrical

20.

The "Law of Conservation of Energy" states;

a)

Energy can not be created or destroyed, but can be transformed

b)

Energy can be created and destroyed, but can not be transformed

21.

Which word best explains a microwave?

a)

Gravitational

b)

Electromagnetic

c)

Chemical

d)

Nuclear

22.

Which statement best describes Kinetic energy?

a)

Energy of objects that have thermal energy.

b)

Energy of a moving object.

c)

Energy found at the top of a hill.

d)

Energy that is stored.

23.

All of these are potential energy accept _____________.

a)

Nuclear

b)

Chemical

c)

Mechanical

d)

Gravitational

24.

Which of these are Potential energy?

a)

Chemical

b)

Elastic

c)

Nuclear

d)

Gravitational

e)

All of these are potential energy.

25.

Which of the energies listed are Kinetic energy?

a)

Mechanical

b)

Electrical

c)

Light/electromagnetic

d)

Thermal and Sound

e)

All of these are kinetic energy.

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