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WorksheetsFCA Review
Total questions: 109
Worksheet time: 2hrs 21mins
What location on the coaster has the greatest potential energy
W
X
Y
Z
Which location has the least potential energy but the most kinetic energy.
W
X
Y
Z
What is the Si/metric unit for mass?
gram
pound
liter
degree celsius
If you have 250 cm, how many meters is that?
2.5 m
3 m
25,000 m
25 m
What is the base unit for length in the metric system?
meter
liter
gram
yard
The metric unit for kinetic energy.
Joule
Newton
Kilogram
Watt
Johnny's dog has a mass of 30 kg. If it jumps 4 m into the air, how much potential energy will it have?
(a)
The metric unit for potential energy.
Kilogram
Newton
Joule
Watt
The rollercoaster has both PE and KE, but where will it have more PE than KE?
1
2
3
4
5
The metric unit for force.
Kilogram
Newton
Joule
Watt
Where will the rollercoaster have the most kinetic energy?
1
2
3
4
5
Where will the rollercoaster have the least potential energy?
1
2
3
4
5
The rollercoaster has both PE and KE, but where will it have more KE than PE?
1
2
3
4
5
When the man falls off the ladder he has 2000 J of potential energy. If he is 4 m off the ground, what is his mass?
(a)
If the man had 2000 J of PE when he fell off the ladder, how much kinetic energy will he have just before he hits the ground?
(a)
Which situation below is work not being done ?
lifting a box off the floor
carrying a box of pizza across the room
pushing a car that does not move
pulling a sled across snow
What is the correct formula to use if calculating the amount of work done ?
Work = distance / time
Work = mass x velocity
Work = force x distance
Work = force / time
The metric unit for measuring the amount of work done is called the : (equivalent to a Newton-meter)
Kilogram
Crooke
Watt
Joule
The amount of work done over a given time period is called
momentum
efficiency
energy
power
The metric unit for measuring power is called the
Watt
Joule
Crooke
Riely
John and Bob weigh the same and both run up a flight of stairs. John reaches the top in 8 seconds while Bob follows in 10 seconds. Who has exhibited more power ?
John
Bob
they both have the same amount of power
not enough info is given to determine who has more power
The ability to do work is called
matter
force
energy
impulse
Energy that is stored or held in readiness is called
potential energy
kinetic energy
electromagnetic energy
friction
Which of the following is an example of potential energy ?
running down the street
a falling rock
water behind a dam
a probe travelling through space
Which is an example of kinetic energy ?
a coiled spring
a rolling bowling ball
an arrow pulled back in a bow
water behind a dam
A battery would best be an example of :
thermal energy
chemical energy
mechanical energy
nuclear energy
1. A ball has a 17 J of kinetic energy and its mechanical energy is 25 J. If the ball has a mass of 3.2 kg, what is its height above the ground?
0.26 m
0.52 m
5.2 m
25 m
Which of the following shows potential energy?
rock on top of a hill
spinning gears
Energy that is stored (not in use, not moving)
Kinetic energy
Mechanical energy
potential energy
thermal energy
At which point does the ball has the greatest gravitational potential energy (GPE)?
A
G
D
C
G
What is the gravitational potential energy (GPE) of a 1 kilogram book that is 1 meter above the ground?
g = 9.8 m/s2
9.8 Joules
1.0 Joule
0.10 Joule
11.8 m/s2
What is the gravitational potential energy of an 85 kg mountain climber at the summit of a 6267 m volcano?
5,220,411 J
532,695 J
73.7 J
54,356.6 J
if you push a cart with a force of 60 N for 2 m... how much work have you done
120 J
30 J
120 N
30 N
Fred kicks a ball with a force of 20N to George, who is 5M away. How much work was done to the ball?
25J
100J
4J
75J
If 40N of force is applied to Rollo Koster's 10 kg cart over a distance of 50 meters, how much work is done?
8000J
8000N
4000J
2000J
A soccer player kicks a ball with 20 Newtons of force causing it to travel 100 meters. How much work is done on the ball?
200 J
80 J
5 J
2000 J
Two workers use 100 N of force to move a sofa 2 meters in 2 seconds. How much power is required?
100 watts
400 watts
104 watts
50 watts
What is the power of a kitchen blender if it can perform 3,750 Joules of work in 15 seconds?
250 W
0.004 W
56,250 W
25 W
How much power is used if a force of 35 Newtons is used to push a box a distance of 10 meters in five seconds? (Hint: Solve for work first. This is a 2-step problem.)
70 W
3.5 W
7 W
350 J
Which of these graphs represent a constant speed?
If Steve throws the football 50 meters in 3 seconds, what is the average speed of the football?
16.7 m/s
15.5 m/s
25.3 m/s
22 m/s
Calculate the average speed of a car that travels 60 km in 2 hours.
12 km/h
30 km/h
25 km/h
35 km/h
What kind of speed does this graph represent?
No speed.
Constant Speed.
Increasing speed.
Decreasing speed.
How much force is needed to accelerate a 3kg skateboard at 5m/s2.
8N
1.6N
0.6N
15N
What will happen if you drop a golf ball, a baseball, and a bowling ball at the same time from the top of a building?
The bowling ball will hit the ground first
The golf ball will hit the ground first
The baseball will hit the ground first
All three will hit the ground at the same time
What is happening at segment D?
acceleration
deceleration
constant speed
no motion/object at rest
A term commonly used to mean a decrease in speed.
acceleration
deceleration
velocity
speed
A vector includes ______ and ________.
direction, magnitude
magnitude, units
direction, units
scalars, scalars
What is the 2nd law of motion?
Potential energy is energy created by motion.
an object in rest will stay at rest unless acted upon by an unbalanced force. An object in motion will stay in motion unless acted upon by an unbalanced force.
Every action has an opposite reaction.
F=ma
Which of the following is the best example of Newton's first law?
Which of the following is the best example of Newton's second law?
Which of the following is the best example of Newton's third law?
Which law does this image represent?
1st Law
2nd Law
3rd Law
When you are riding in a car and the car suddenly stops, your body continues to go forward.
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd Law
What is happening at C?
Stationary
Accelerating
Constant motion
What was occurring from point B to point C?
What is happening at segment A?
acceleration
deceleration
constant speed
no motion/object at rest
What is happening at segment E?
acceleration
deceleration
constant speed
no motion/object at rest
Newton's second law states that greater the mass the more _________ will be needed to move the object.
power
force
distance
speed
force equals mass times .......
speed
acceleration
velocity
momentum
If an object has a mass of 20 kg and a velocity of 4 m/s, what is the momentum of the object?
80 kgm/s
4 kgm/s
5 kgm/s
.2 kgm/s
