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WorksheetsAdvanced Physics Energy Review
Total questions: 60
Worksheet time: 36mins
What is energy?
the ability to do work or cause change
a force
movement
push or pull
As a penny falls to the ground, _____energy is converted to_____energy.
potential, kinetic
kinetic, potential
thermal, kinetic
potential, field
Energy form based on the movement of molecules and atoms within an object
thermal
elastic
chemical
nuclear
Which of the following conversions is illustrated with a solar powered car?
radiant (light) to Nuclear
radiant (light) to mechanical
mechanical to radiant (light)
electrical to mechanical
Which of the following shows the best examples of the energy conversion in a battery powered flashlight?
Chemical >>> Electrical >>> Radiant
Electrical >>> Mechanical >>> Chemical
Mechanical >>> Radiant >>> Electrical
Radiant >>> Electrical >>> Chemical
A television converts electricity into
light.
sound.
light and sound.
light, sound, and heat.
Something that is moving has this form of energy
Gravitational PE
Kinetic
Nuclear
Radiant
If something in an elevated position above something it has this form of mechanical energy…
Gravitational PE
Kinetic
Thermal
Sound
What type(s) of mechanical energy does a bike riding on street have?
Kinetic
Gravitational Potential
Both of These
Neither of These
What type(s) of mechanical energy does a plane flying above a field have?
Kinetic
Gravitational Potential
Both of These
Neither of These
What type(s) of mechanical energy does an apple attached to a tree have?
Kinetic
Gravitational Potential
Both of These
Neither of These
What type(s) of mechanical energy does an log sitting on the forest floor have?
Kinetic
Gravitational Potential
Both of These
Neither of These
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
PE constant
KE increasing
KE constant
PE increasing
PE decreasing
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
PE constant
KE increasing
KE constant
PE increasing
KE decreasing
What does conservation of mechanical energy mean?
No energy is lost to non-mechanical forms
All energy is Kinetic or Potential at all times in a situation
Total ME Initial = Total ME Final
Work is done from/goes to an outside source of energy
There is a change in energy value in the center section of an energy bar chart
Where is the car moving fastest?
A
B
C
D
Where does the car have the most gravitational PE?
A
B
C
D
The car is not moving at point A -
what type of energy is present at point A?
(Select all that apply)
KE
PE
No Mechanical Energy Present
The car is not moving at point A -
what type of energy is present at point B?
(Select all that apply)
KE
PE
No Mechanical Energy Present
The car is not moving at point A -
what type of energy is present at point D?
(Select all that apply)
KE
PE
No Mechanical Energy Present
The car has 200 J of PE at point A and is not moving. What is the total ME at point A?
200 J
150 J
100 J
50 J
0 J
The car has 200 J of KE at point C and is at the lowest point. What is the total ME at point D?
200 J
150 J
100 J
50 J
0 J
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?
200 J
150 J
50 J
0 J
Which is higher above the ground?
Object I
Object II
Same for both
Impossible to tell
Which has more PE?
Object I
Object II
Same for both
Impossible to tell
A 1000kg car is moving at 5m/s, what is the Kinetic Energy of the car?
6250000 J
25000 J
12500 J
2500 J
A 7.14 kg object has 700 J of stored gravitational potential energy. How high above the ground is the object?
0.9m
7.14m
10m
20m
A 2kg ball rolls with a KE of 36 J - what is the speed of the ball?
6m/s
7.4m/s
18m/s
None of these
This type of energy increases when friction does work on an object
Kinetic
Chemical
Thermal
Nuclear
A turbine of a nuclear, coal fired, wind, or hydroelectric power plant converts this energy to electrical energy
Kinetic
Nuclear
Thermal
Chemical
KE = 1080 J
KE = 810 J
To find work, you need which two variables?
distance, force
velocity, distance
force, velocity
height, gravitational acceleration
In order to find Kinetic Energy, you need which two variables?
force, distance
mass, velocity
velocity, distance
height, mass
Which of the following are a unit for energy?
Joules
Calories
Watts
Horsepower
Joules/second
Which of the following are a unit for power?
Joules
Calories
Watts
Horsepower
Joules/second
When force and distance are in opposite directions energy is...
Gained
Lost
Constant
Unchanged
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)
KE + PE = KE + PE
KE = KE + PE
PE = KE + PE
PE = KE
KE + PE = KE
Which equation below would be used for this situation:
A ball is dropped from rest high above the ground --> About to hit the ground
KE + PE = KE + PE
KE = KE + PE
PE = KE + PE
PE = KE
KE + PE = KE
Which equation below would be used for this situation:
A ball thrown down from high above the ground --> About to hit the ground
KE + PE = KE + PE
KE = KE + PE
PE = KE + PE
PE = KE
KE + PE = KE
Which equation below would be used for this situation:
KE + PE = KE + PE
KE = KE + PE
PE = KE + PE
PE = KE
KE + PE = KE
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
KE + W = KE + PE
KE = KE + PE
W = KE + PE
W = KE
PE = KE
Which equation below would be used for this situation:
A heavy block is lifted above the ground by a crane at a constant speed
KE + W = KE + PE
KE = KE + PE
W = KE + PE
W = KE
W = PE
What topics will be covered on your test?
Select all that apply
Mechanical Energy
Energy Transfers
Work
Power
Best Flavors of Ben and Jerry's Ice Cream
I do the same amount of work as my friend but it takes me twice as long to finish, who is more powerful
Me
My Friend
Equal Power
Time does not impact power
When force and distance are in the same direction energy will...
Increase
Decrease
Remain the same
It depends
What is the value of "g" in PE = mgh
100
9.8
3.8
6
