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WorksheetsEnergy
Total questions: 22
Worksheet time: 55mins
Name
Class
Date
1.
What type of energy is in this picture?
a)
Kinetic
b)
Elastic Potential
c)
Chemical
d)
Gravitational Potential
2.
Energy of motion is which type of energy?
a)
Potential
b)
Kinetic
c)
Sound
d)
Gravitational
3.
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
4.
On a roller coaster, where is maximum potential energy?
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
5.
On a roller coaster, where is maximum kinetic energy?
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
6.
According to which law of energy, energy can't be created or destroyed?
a)
First law of motion
b)
The law of tacos
c)
Laws of Energy
d)
law of conservation of energy
7.
__________ is stored energy.
a)
Potential
b)
Kinetic
c)
None of the above
d)
All of the above
8.
Gravitational potential energy depends on the ________ and ________ of the object.
a)
Height and mass
b)
Friction and movement
c)
Mass and Movement
d)
Height and Friction
9.
What kind of energy is in a battery?
a)
Potential
b)
Kinetic
10.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
11.
What is the equation for power?
a)
P = Work/time
b)
P = Force/time
c)
P = time/distance
d)
P = Work * time
12.
How much work is done in holding a 15 N sack of potatoes while waiting in line at the grocery store for 3 minutes?
a)
15 J
b)
45 J
c)
0 J
d)
5 J
13.
800 Newtons of force moving a distance of 20 meters will be how much work done?
a)
40 J
b)
1,600 J
c)
400 J
d)
16,000 J
14.
What is the unit of measurement for Power?
a)
Joules
b)
Newtons
c)
Watts
d)
Meters
15.
45,000 Joules of work done in 90 seconds results in how much power?
a)
50 watts
b)
500 watts
c)
5000 watts
d)
4,050,000 watts
16.
A Mustang has more horsepower than your mom's minivan. What does this mean?
a)
The Mustang has a higher topspeed.
b)
The minivan has a worse gas mileage.
c)
The Mustang can do work faster.
d)
The Mustang will die.
17.
The unit used to measure work is the
a)
Watt
b)
Newton
c)
Joule
d)
meter
18.
How much potential energy would the roller coaster car have at point W if the height was 50 m and the mass of the car was 5600 kg?
a)
0 J
b)
2,476,800 J
c)
280,000 J
d)
7,000,000 J
19.
A rabbit of mass 3kg walks at a speed of 0.5m/s. Calculate its kinetic energy.
a)
0.5 J
b)
0.75 J
c)
0.255 J
d)
0.375 J
20.
A skateboarder travels from location 1 to location 4 as shown. At which location does the skateboarder have the most kinetic energy and the least potential energy?
a)
1
b)
2
c)
3
d)
4
21.
An explosion of gas from a Hawaiian volcano blows a rock into the sky. the rock has 2000J of kinetic energy. What was its mass if the rock had a velocity of 20m/s
a)
200Kg
b)
20,000Kg
c)
10Kg
d)
200Kg
22.
How much elastic potential energy is stored in a bungee cord which is stretched 100 m and has an elastic constant of 250 N/m?
a)
1,250,000 J
b)
0 J
c)
12,500 J
d)
2,500,000 J
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