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Advanced Physics Energy Review

Total questions: 60

Worksheet time: 36mins

Name
Class
Date
1.
T/F Mechanical energy is the sum of _______________energy and ______________ energy in a system.
a)
thermal and nuclear
b)
kinetic and chemical
c)
potential and  kinetic
d)
nuclear and radiant
2.
The food you eat provides your body with ______________energy.
a)
nuclear 
b)
chemical
c)
heat 
d)
radiant
3.
Which energy transformation occurs when you light a gas burner?
a)
Radiant to Thermal 
b)
Nuclear to Thermal
c)
Electric to Chemical
d)
Chemical to Thermal
4.
Lightning during a thunderstorm is an example of what form of energy?
a)
Radiant
b)
Electromagnetic
c)
Magnetic
d)
Electrical
5.
What object changes mechanical energy into electrical energy?
a)
a candle
b)
a radio
c)
a lamp
d)
a spinning turbine
6.

What is energy?

a)

the ability to do work or cause change

b)

a force

c)

movement

d)

push or pull

7.

As a penny falls to the ground, _____energy is converted to_____energy.

a)

potential, kinetic

b)

kinetic, potential

c)

thermal, kinetic

d)

potential, field

8.

Energy form based on the movement of molecules and atoms within an object

a)

thermal

b)

elastic

c)

chemical

d)

nuclear

9.

Which of the following conversions is illustrated with a solar powered car?

a)

radiant (light) to Nuclear

b)

radiant (light) to mechanical

c)

mechanical to radiant (light)

d)

electrical to mechanical

10.

Which of the following shows the best examples of the energy conversion in a battery powered flashlight?

a)

Chemical >>> Electrical >>> Radiant

b)

Electrical >>> Mechanical >>> Chemical

c)

Mechanical >>> Radiant >>> Electrical

d)

Radiant >>> Electrical >>> Chemical

11.

A television converts electricity into

a)

light.

b)

sound.

c)

light and sound.

d)

light, sound, and heat.

12.

Something that is moving has this form of energy

a)

Gravitational PE

b)

Kinetic

c)

Nuclear

d)

Radiant

13.

If something in an elevated position above something it has this form of mechanical energy…

a)

Gravitational PE

b)

Kinetic

c)

Thermal

d)

Sound

14.

What type(s) of mechanical energy does a bike riding on street have?

a)

Kinetic

b)

Gravitational Potential

c)

Both of These

d)

Neither of These

15.

What type(s) of mechanical energy does a plane flying above a field have?

a)

Kinetic

b)

Gravitational Potential

c)

Both of These

d)

Neither of These

16.

What type(s) of mechanical energy does an apple attached to a tree have?

a)

Kinetic

b)

Gravitational Potential

c)

Both of These

d)

Neither of These

17.

What type(s) of mechanical energy does an log sitting on the forest floor have?

a)

Kinetic

b)

Gravitational Potential

c)

Both of These

d)

Neither of These

18.

Determine if KE and PE (gravitational) are increasing, decreasing, or staying constant -

AN ELEVATOR IS GAINING SPEED AS IT GOES TO A HIGHER FLOOR

select all that are correct

a)

PE constant

b)

KE increasing

c)

KE constant

d)

PE increasing

e)

PE decreasing

19.

Determine if KE and PE (gravitational) are increasing, decreasing, or staying constant -

A BOOK SLIDES TO A STOP AFTER BEING PUSHED ACROSS A TABLE

select all that are correct

a)

PE constant

b)

KE increasing

c)

KE constant

d)

PE increasing

e)

KE decreasing

20.

What does conservation of mechanical energy mean?

a)

No energy is lost to non-mechanical forms

b)

All energy is Kinetic or Potential at all times in a situation

c)

Total ME Initial = Total ME Final

d)

Work is done from/goes to an outside source of energy

e)

There is a change in energy value in the center section of an energy bar chart

21.

Where is the car moving fastest?

a)

A

b)

B

c)

C

d)

D

22.

Where does the car have the most gravitational PE?

a)

A

b)

B

c)

C

d)

D

23.

The car is not moving at point A -

what type of energy is present at point A?

(Select all that apply)

a)

KE

b)

PE

c)

No Mechanical Energy Present

24.

The car is not moving at point A -

what type of energy is present at point B?

(Select all that apply)

a)

KE

b)

PE

c)

No Mechanical Energy Present

25.

The car is not moving at point A -

what type of energy is present at point D?

(Select all that apply)

a)

KE

b)

PE

c)

No Mechanical Energy Present

26.

The car has 200 J of PE at point A and is not moving. What is the total ME at point A?

a)

200 J

b)

150 J

c)

100 J

d)

50 J

e)

0 J

27.

The car has 200 J of KE at point C and is at the lowest point. What is the total ME at point D?

a)

200 J

b)

150 J

c)

100 J

d)

50 J

e)

0 J

28.

The car has 200 J of KE at point C and is at the lowest point. What is the most likely PE at point D?

a)

200 J

b)

150 J

c)

50 J

d)

0 J

29.

Which is higher above the ground?

a)

Object I

b)

Object II

c)

Same for both

d)

Impossible to tell

30.

Which has more PE?

a)

Object I

b)

Object II

c)

Same for both

d)

Impossible to tell

31.

A 1000kg car is moving at 5m/s, what is the Kinetic Energy of the car?

a)

6250000 J

b)

25000 J

c)

12500 J

d)

2500 J

32.

A 7.14 kg object has 700 J of stored gravitational potential energy. How high above the ground is the object?

a)

0.9m

b)

7.14m

c)

10m

d)

20m

33.

A 2kg ball rolls with a KE of 36 J - what is the speed of the ball?

a)

6m/s

b)

7.4m/s

c)

18m/s

d)

None of these

34.

This type of energy increases when friction does work on an object

a)

Kinetic

b)

Chemical

c)

Thermal

d)

Nuclear

35.

A turbine of a nuclear, coal fired, wind, or hydroelectric power plant converts this energy to electrical energy

a)

Kinetic

b)

Nuclear

c)

Thermal

d)

Chemical

36.
People get energy from the food that they eat and transform that energy as they move. Which energy transformations occur as a student rapidly rubs the palms of his hands together?
a)
mechanical to thermal to electrical
b)
chemical to mechanical to thermal
c)
mechanical to chemical to sound
d)
chemical to sound to electrical
37.
Which of the following shows the correct order of the energy transformations that occur when green plants produce their food from the Sun’s energy?
a)
chemical to thermal
b)
light to chemical
c)
thermal to light
d)
chemical to electrical
38.
Which of the following radiant energy to electrical energy?
a)
solar calculator
b)
windmill
c)
glow stick
d)
firecracker
39.
Which of the following converts nuclear energy to electrical energy?
a)
candle
b)
light bulb
c)
coal power plant
d)
nuclear power plant
40.
What unit do we use for measuring power?
a)
Watts 
b)
Joules 
c)
Newtons 
d)
ft/lbs
41.
If a person lifts a 150 Newton ball 1.5m.  And it takes him 17 seconds.  How much work did he complete?  
a)
225 Joules
b)
3876 Watts
c)
13 Joules
d)
387.6 Watts
42.
What unit is energy measured in?
a)
Newtons 
b)
Joules 
c)
Grams 
d)
Volts
43.
A student does 60. joules of work pushing a 3.0 kg box up the full length of a ramp that is 5.0 meters long. What is the magnitude of the force applied to the box to do this work?
a)
4.0 N
b)
15 N
c)
12 N
d)
20. N 
44.
A 55.0 kg diver falls freely from a 3.0 m diving platform. When she is 1.00 m above the water, what is her gravitational PE and KE with respect to the waters surface?
a)
PE = 1620 J    KE= 0 J
b)
PE = 540 J  
 KE = 1080 J 
c)
PE = 810 J    
KE = 810 J 
d)
PE = 1080 J     KE = 540 J 
45.
When my velocity triples, my kinetic energy increases by ______ times.
a)
9
b)
 3 
c)
1.5
d)
4.5
46.

To find work, you need which two variables?

a)

distance, force

b)

velocity, distance

c)

force, velocity

d)

height, gravitational acceleration

47.

In order to find Kinetic Energy, you need which two variables?

a)

force, distance

b)

mass, velocity

c)

velocity, distance

d)

height, mass

48.

Which of the following are a unit for energy?

a)

Joules

b)

Calories

c)

Watts

d)

Horsepower

e)

Joules/second

49.

Which of the following are a unit for power?

a)

Joules

b)

Calories

c)

Watts

d)

Horsepower

e)

Joules/second

50.

When force and distance are in opposite directions energy is...

a)

Gained

b)

Lost

c)

Constant

d)

Unchanged

51.

Which equation below would be used for this situation:

A lab cart starts at rest and rolls down a frictionless ramp to a lower point (but not yet all the way down)

a)

KE + PE = KE + PE

b)

KE = KE + PE

c)

PE = KE + PE

d)

PE = KE

e)

KE + PE = KE

52.

Which equation below would be used for this situation:

A ball is dropped from rest high above the ground --> About to hit the ground

a)

KE + PE = KE + PE

b)

KE = KE + PE

c)

PE = KE + PE

d)

PE = KE

e)

KE + PE = KE

53.

Which equation below would be used for this situation:

A ball thrown down from high above the ground --> About to hit the ground

a)

KE + PE = KE + PE

b)

KE = KE + PE

c)

PE = KE + PE

d)

PE = KE

e)

KE + PE = KE

54.

Which equation below would be used for this situation:

a)

KE + PE = KE + PE

b)

KE = KE + PE

c)

PE = KE + PE

d)

PE = KE

e)

KE + PE = KE

55.

Which equation below would be used for this situation:

A lab cart that is initially at rest is pushed by a teacher until it moves

a)

KE + W = KE + PE

b)

KE = KE + PE

c)

W = KE + PE

d)

W = KE

e)

PE = KE

56.

Which equation below would be used for this situation:

A heavy block is lifted above the ground by a crane at a constant speed

a)

KE + W = KE + PE

b)

KE = KE + PE

c)

W = KE + PE

d)

W = KE

e)

W = PE

57.

What topics will be covered on your test?

Select all that apply

a)

Mechanical Energy

b)

Energy Transfers

c)

Work

d)

Power

e)

Best Flavors of Ben and Jerry's Ice Cream

58.

I do the same amount of work as my friend but it takes me twice as long to finish, who is more powerful

a)

Me

b)

My Friend

c)

Equal Power

d)

Time does not impact power

59.

When force and distance are in the same direction energy will...

a)

Increase

b)

Decrease

c)

Remain the same

d)

It depends

60.

What is the value of "g" in PE = mgh

a)

100

b)

9.8

c)

3.8

d)

6