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Energy Transfer

Total questions: 43

Worksheet time: 38mins

Name
Class
Date
1.

A person jumps on a trampoline. At the top of the jump the most energy is in the form of ___

a)

kinetic energy

b)

thermal energy

c)

potential energy

2.

What is the law of conservation of energy?

a)

energy is universal

b)

energy can neither be created nor be destroyed

c)

energy has electrical mass

3.
Imagine dropping a basketball. When would it have the most gravitational potential energy?
a)
When it is closest to the ground
b)
When it is at the highest point
c)
When it is halfway down
d)
It has the same amount of gravitational PE at all points
4.
Food has _______ potential energy that our bodies transform into kinetic energy.
a)

elastic

b)

nuclear 

c)

gravitational

d)

chemical

5.

Energy changing from one form to another is ___

a)
energy conservation
b)
energy transformation
c)
energy creation
d)
mechanical energy
6.
As a pendulum swings from its highest to lowest position, what happens to its kinetic and potential energy? 
a)
The PE and KE increase and decrease together
b)
The PE decreases while the KE increases 
c)
Impossible to know without knowing the mass  
7.

Energy can not be created nor destroyed.

a)

Newton's Laws of Motion

b)

Big Bang Theory

c)

The Law of Conservation of Momentum

d)

The Law of Conservation of Energy

8.

Gaining energy from eating food for our body is a form of what type of energy?

a)

kinetic

b)

electrical

c)

chemical

d)

electromagnetic

9.

Which form of energy is transferred from this object?

a)

Kinetic Energy

b)

Elastic Energy

c)

Thermal Energy

d)

Sound Energy

10.

Which best describes energy transfer from W to X?

a)

Kinetic Energy to Potential Energy

b)

Potential Energy to Kinetic Energy

11.

Which best describes the transform of energy?

a)

Kinetic energy to Electrical Energy

b)

Sound Energy to Potential Energy

c)

Elastic Energy to Sound Energy

d)

Living Energy to Non Living Energy

12.

Energy is the ability to ____

a)

do work

b)

move object

c)

turn on a light

d)

power things

13.

The faster an object moves, the ________ kinetic energy it has.

a)

more

b)

less

c)

all of the above

d)

none of the above

14.

___________ is stored energy

a)

Potential

b)

Kinetic

c)

none of the above

d)

all of the above

15.

The picture is an example of _____ .

a)

gravity

b)

kinetic

c)

potential

d)

friction

16.

Most of the energy that is used on Earth's surface comes from which of the following sources?

a)

Radioactivity

b)

Chemicals

c)

The Sun

d)

Wind

17.

As height increases, so does...

a)

thermal energy

b)

mechanical energy

c)

kinetic energy

d)

potential energy

18.

Gravitational potential energy depends on...

a)

Height

b)

Speed

c)

Light

d)

Time

19.

An object that has kinetic energy must be...

a)

lifted above earth's surface.

b)

in motion

c)

at rest

d)

none of the above

20.
What type of energy is in this picture?
a)
Kinetic
b)
Potential
c)
Chemical
d)
Sound
21.

Where is the maximum potential energy on a roller coaster?

a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
22.
Which ball has the most gravitational energy?
a)
Ball A
b)
Ball B
c)
Ball C
d)
Ball E
23.
When a pendulum swings, at which point is the Kinetic Energy at its Max?
a)
1
b)
2
c)
3
d)
4
24.
Which is the best example that something has kinetic energy?
a)

A car parked on a steep hill 

b)

A tennis ball rolling across the court

c)

A picture hanging on the wall 

d)

A piece of coal before it's burned 

25.
What would have the greatest kinetic energy?
a)
A car driving down a hill.
b)
A person running down a hill. 
c)
A ball rolling down a hill. 
d)
leaves rolling down a hill 
26.
When a pendulum swings, at which point is potential energy at its greatest?
a)
1
b)
2
c)
3
d)
4
27.
Which type of energy is represented by a rubber band. 
a)
Thermal
b)
Elastic 
c)
Gravitational 
d)
Sound 
28.
What kind of energy is in a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
29.

Energy stored because of gravity is called:

a)

Gravitational Potential Energy

b)

Kinetic Energy

c)

Mechanical Advantage

d)

Chemical Energy

30.

Wind energy is considered renewable because:

a)

wind turbines can be easily replaced

b)

no carbon dioxide or water vapour is produced during operation

c)

no waste heat energy is produced

d)

there is a continuing supply of wind energy

31.

Windmills and wind turbines move because:

a)

warm air rises against the blades

b)

convection currents push air onto the blades

c)

moving air pushes on the blade, slowing the air

d)

moving air travels around the blades, pulling them along

32.

When the kinetic energy of wind hits the wind turbine blade___

a)

the energy changes into potential energy

b)

the blade gains all the kinetic energy

c)

the wind loses all its kinetic energy

d)

the wind loses kinetic energy

33.

A flow chart that shows the energy transformation occurring in a wind turbine

is best represented by:

a)

heat energy → electrical energy + sound energy

b)

gravitational potential energy → electrical energy + heat energy + sound energy

c)

solar energy → electrical energy + heat energy + sound energy

d)

kinetic energy → electrical energy + heat energy + sound energy

34.

_____ changes wind energy into electricity.

a)

Windmill

b)

Windsock

c)

Wind Turbine

35.

Wind energy is the most expensive energy in the world.

a)

True

b)

False

36.
What is the name of part A in the wind turbine above?
a)
Blade
b)
Gear
c)
Generator
d)
Axle
37.

The diagram above shows a wind turbine. Which section of the wind turbine converts wind energy to electrical energy?

a)

blades

b)

generator

c)

rotor

d)

pitch system

38.

what does a wind turbine look like

a)
b)
39.

What is the force that propels an object upward, or at a right angle to the direction of the air stream?

a)

Stream force

b)

Drag force

c)

Lift force

d)

Air force

40.

What do wind turbines, hydro electric dams, and ethanol plants have in common

a)

All produce electrical current without pollution

b)

All use generators to produce electrical current

c)

All convert gravitational potential energy to electric current

d)

All convert thermal energy to electrical energy

41.
Hydroelectric power plants can only be built where there is ______ ______.
a)
fresh water
b)
salt water
c)
still water
d)
moving water
42.
The wind movement has……..energy which moves the windmill's blades
a)
kinetic
b)
solar
c)
thermal
d)
potential
43.

What is Rotational Energy?

a)

Energy created when something drops from a distance

b)

The forward motion of an object

c)

Energy created from an object turning in a circular motion