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Con. E 1 Review

Total questions: 70

Worksheet time: 1hrs 23mins

Name
Class
Date
1.
At what position does the pendulum have the greatest gravitational potential energy?
a)
Position D
b)
Position C
c)
Position B
2.
At what position does the pendulum have the greatest kinetic energy?
a)
Position D
b)
Position C
c)
Position B
3.
Which character has the greatest gravitational potential energy?
a)
Character A
b)
Character B
c)
Character C
d)
Character D
4.
Which skier has the greatest kinetic energy?
a)
Skier A
b)
Skier B
c)
Skier C
d)
Skier D
5.
Calculate the kinetic energy of a 2 kg rock that rolls down the hill with a velocity of 8 m/s.
a)
64 Joules
b)
16 Joules
c)
128 Joules
d)
8 Joules
6.
Calculate the kinetic energy of a truck that has a mass of 2900 kg and is moving at 55 m/s.
a)
4,386,250 J
b)
159,500 J
c)
79,750 J
d)
8,772,500
7.
Barry Bonds swings a bat which has a mass of 1.5 kg at a velocity of 55 m/s. How many joules of kinetic energy could he give to a baseball?
a)
2269 Joules
b)
83 Joules
c)
41 Joules
d)
4 Joules
8.
Calculate the kinetic energy of a car which has a mass of 1000 kg and is moving at the rate of 20 m/s.
a)
200,000 Joules
b)
20,000 Joules
c)
10,000 Joules
d)
40,000 Joules
9.
Calculate the potential energy of a rock with a mass of 55 kg while sitting on a cliff that is 27 m high.
a)
14,553 Joules
b)
1,485 Joules
c)
2 Joules
d)
743 Joules
10.
A cinder block is sitting on a platform 20 m high. It has a mass of 8 kg. Calculate the potential energy of the cinder block.
a)
1,568 Joules
b)
160 Joules
c)
3 Joules
d)
28 Joules
11.
There is a bell at the top of a tower that is 45 m high. The bell has a mass of 20 kg. Calculate the potential energy of the bell. 
a)
8,820 Joules
b)
900 Joules
c)
2 Joules
d)
65 Joules
12.
A 20 kg object is at a height of 20 meters. Calculate the potential energy of the object.
a)
3,920 Joules
b)
400 Joules
c)
40 Joules
d)
20 Joules
13.

What is potential energy?

a)

moving energy

b)

stored energy

c)

renewable energy

d)

non renewable energy

14.

What is kinetic energy?

a)

moving energy

b)

potential energy

c)

stored energy

d)

renewable energy

15.

At which point of the roller coaster is potential energy the greatest?

a)

W

b)

X

c)

Y

d)

Z

16.

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

a)

more

b)

less

17.
the equation for gravitational potential energy is 
a)
PEg = mgh
b)
PEg= 1/2kx2
c)
PEg= Fd
d)
PEg = 1/2mv2
18.
What are the two types of Mechanical Energy? (ME)
a)
Kinetic and Potential Energy
b)
Kinetic and Nuclear Energy
c)
Potential and Chemical Energy
d)
Thermal and Kinetic Energy
19.
The equation to find kinetic energy is
a)
KE=1/2mv2
b)
KE=mgh
c)
KE=1/2kx2
d)
KE=Fd
20.
You drop a 5 kg ball from a height of 2 m. Just before it reaches the ground, what type of energy does it have?
a)
Potential Energy
b)
Kinetic Energy
c)
Nuclear Energy
d)
Chemical Energy
21.

What is the sum of kinetic energy and potential energy of a system?

a)

mechanical energy

b)

electrical energy

c)

moving energy

d)

nuclear energy

22.

Where is potential energy changing to kinetic energy?

a)

a

b)

b

c)

c

d)

d

23.
At which point(s) on the roller coaster is the gravitational potential energy at its maximum?
a)
A
b)
B
c)
C
d)
D
24.
At which point(s) on the roller coaster is the kinetic energy at its maximum?
a)
A
b)
B
c)
C
d)
D
25.
What does the Law of Conservation of Energy state?
a)
Energy cannot be created or destroyed
b)
Nothing can exchange energy
c)
Energy will increase over time.
d)
Energy will decrease over time.
26.
What is mechanical energy?
a)
It is what metal creates when heated.
b)
All potential and kinetic energy in a system.
c)
It is motion of all matter.
d)
Energy of momentum.
27.
Energy of motion is which type of energy?
a)
Potential
b)
Kinetic
c)
Sound
d)
Gravitational
28.
What type of energy is in this picture?
a)
Kinetic
b)
Potential
c)
Chemical
d)
Sound
29.
Work is:
a)
A transfer of energy by a force to move and object
b)
Something you get paid for
c)
Something you take home
d)
Makes you sweat
30.
What kind(s) of energy is(are) in a person climbing a ladder?
a)
Potential
b)
Kinetic
c)
Both
31.

What is the formula for Kinetic Energy?

a)

KE = mass x velocity

b)

KE= 1/2 x mass x velocity 2

c)

KE = mass x gravity x height

d)

KE = mass x velocity / 2

32.
Which 2 letters have the most kinetic energy
a)
W & Y
b)
X & Z
33.

What is the Total Energy at the bottom?

a)

50 J

b)

25 J

c)

0 J

d)

100 J

34.

Which letter shows the ball when it has THE MOST potential energy?

a)

A

b)

B

c)

C

d)

F

e)

G

35.

Which letter shows the ball when it has NO potential energy?

a)

B

b)

C

c)

D

d)

E

e)

F

36.

Which letter shows the ball when it is moving the fastest?

a)

B

b)

C

c)

D

d)

E

e)

F

37.

What are the units of energy?

a)

Watt

b)

Newton

c)

Joule

d)

Kelvin

38.

An object that is moving has

a)

chemical energy

b)

chemical energy

c)

potential energy

d)

kinetic energy

e)

elastic energy

39.

An object that is at rest on top of a bookshelf has

a)

chemical energy

b)

chemical energy

c)

potential energy

d)

kinetic energy

e)

elastic energy

40.

If you are rolling down a big hill you are (a)   the kinetic energy.

41.

If you are rolling down a big hill you are (a)   the potential energy.

42.

Which letter shows the ball when it has THE MOST potential energy?

a)

A

b)

B

c)

C

d)

F

e)

G

43.

Which letter shows the ball when it has NO potential energy?

a)

B

b)

C

c)

D

d)

E

e)

F

44.

Which letter shows the ball when it has THE MOST kinetic energy?

a)

B

b)

C

c)

D

d)

E

e)

F

45.

Which letter shows the ball when it has THE LEAST kinetic energy?

a)

A

b)

B

c)

C

d)

F

e)

G

46.

Which letter shows the ball when it is moving the fastest?

a)

B

b)

C

c)

D

d)

E

e)

F

47.

Which letters shows the ball when it has BOTH kinetic and potential energy?

The ball starts and ends AT REST. List all that apply in alphabetic order!

(a)  

48.

What is the GPE at point A

a)

14 J

b)

12 J

c)

6 J

d)

8 J

49.

What is the KE at point B?

a)

14 J

b)

12 J

c)

6 J

d)

8 J

50.

What is the Total Energy of the system?

a)

14 J

b)

12 J

c)

6 J

d)

8 J

51.

What is the KE at point D?

a)

14 J

b)

12 J

c)

6 J

d)

8 J

52.

What is the GPE at point E?

a)

14 J

b)

12 J

c)

6 J

d)

8 J

53.

What is the Total Mechanical Energy at point A?

a)

500,000 J

b)

400,000 J

c)

200,000 J

d)

50,000 J

54.

What is the Kinetic Energy at point B?

a)

500,000 J

b)

400,000 J

c)

300,000 J

d)

50,000 J

55.

What is the Kinetic Energy at point C?

a)

500,000 J

b)

400,000 J

c)

300,000 J

d)

50,000 J

56.

What is the Kinetic Energy at point D?

a)

500,000 J

b)

250,000 J

c)

300,000 J

d)

50,000 J

57.

What is the GPE at point E?

a)

500,000 J

b)

250,000 J

c)

300,000 J

d)

100,000 J

58.

What is the GPE at point F?

a)

500,000 J

b)

250,000 J

c)

300,000 J

d)

0 J

59.

What is the KE at point F?

a)

500,000 J

b)

250,000 J

c)

300,000 J

d)

0 J

60.

What is the Total Energy at the top?

a)

15,000 J

b)

3,750 J

c)

7,500 J

d)

11,250 J

61.

What is the KE 1/4th of the way down?

a)

15,000 J

b)

3,750 J

c)

7,500 J

d)

11,250 J

62.

What is the KE 1/2 of the way down?

a)

15,000 J

b)

3,750 J

c)

7,500 J

d)

11,250 J

63.

What is the KE 3/4th of the way down?

a)

15,000 J

b)

3,750 J

c)

7,500 J

d)

11,250 J

64.

What is the KE at the bottom?

a)

15,000 J

b)

3,750 J

c)

7,500 J

d)

11,250 J

65.

What is the GPE at the top?

a)

50 J

b)

25 J

c)

0 J

d)

100 J

66.

What is the KE half way down?

a)

50 J

b)

25 J

c)

0 J

d)

100 J

67.

What is the Total Energy at the bottom?

a)

50 J

b)

25 J

c)

0 J

d)

100 J

68.
What is mechanical energy?
a)
It is what metal creates when heated.
b)
All potential and kinetic energy in a system.
c)
It is motion of all matter.
d)
Energy of momentum.
69.
What does the Law of Conservation of Energy state?
a)
Energy cannot be created or destroyed
b)
Nothing can exchange energy
c)
Energy will increase over time.
d)
Energy will decrease over time.
70.
Which 2 letters have the most kinetic energy
a)
W & Y
b)
X & Z