WorksheetsKinetic Energy Test
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
What is the kinetic energy of a 0.135kg baseball thrown at 40 m/s?
a)
54 J
b)
87 J
c)
108 J
d)
216 J
e)
none of the above
2.
Which of the following has the most effect in determining an object's kinetic energy?
a)
shape
b)
mass
c)
speed
d)
position
3.
The energy of motion is
a)
kinetic energy
b)
potential energy
c)
chemical energy
d)
thermal energy
e)
none of the above
4.
A small 20kg canoe is floating down river at a speed of 2 m/s. Calculate the canoe's kinetic energy?
a)
22 J
b)
40 J
c)
80 J
d)
400 J
e)
10 J
5.
A 13kg sled is moving at a speed of 3 m/s. What would happen to the kinetic energy if the speed were tripled to 9 m/s?
a)
3x more Kinetic Energy
b)
9x more Kinetic Energy
c)
3x less Kinetic Energy
d)
9x less Kinetic Energy
6.
An arrow has an initial 70 J of potential energy as its being pulled back in the bow, assuming no air resistance the arrow would have how much kinetic energy after being released?
a)
0 J
b)
35 J
c)
50 J
d)
70 J
e)
more than 70 J
7.
An object that has kinetic energy MUST be
a)
falling
b)
at rest
c)
not moving
d)
in motion
e)
elevated
8.
If the __________ of an object is doubled its kinetic energy will double.
a)
energy
b)
speed
c)
mass
d)
power
9.
The kinetic energy is proportional the the square of the object's ____________.
a)
energy
b)
speed
c)
mass
d)
power
10.
What is energy?
a)
Something that takes up space.
b)
The ability to make something move or change.
c)
Anything that has mass.
11.
The SI unit for energy is
a)
Joules
b)
Newtons
c)
Pounds
d)
Kelvin
12.
The faster an object moves, the _____ kinetic energy it has.
a)
more
b)
less
c)
speed doesn't affect kinetic energy
d)
not enough information to decide
13.
A skier on top of a mountain is an example of _____ energy.
a)
kinetic
b)
potential
c)
thermal
d)
sound
14.
Explain what happens to the potential energy of a rock as it falls off the side of a cliff.
a)
The kinetic energy decreases as the potential energy increases.
b)
The kinetic energy decreases as the potential energy decreases.
c)
The potential energy decreases as the kinetic energy increases.
d)
The potential energy decreases as the kinetic energy decreases.
15.
Which is the best example of kinetic energy?
a)
a bird sitting on the edge of a cliff
b)
a sky diver after jumping from a plane
c)
a dog sitting in his bed
d)
a speed skater the moment before a race begins
16.
Kinetic energy is the energy of
a)
shape
b)
position
c)
motion
d)
ability
17.
As mass of an object increases, the kinetic energy _____.
a)
increases
b)
decreases
c)
stays the same
d)
changes unpredictably
18.
What two factors affect an object's kinetic energy?
a)
area and volume
b)
mass and weight
c)
weight and height
d)
mass and speed
19.
What would have the greatest kinetic energy?
a)
a car driving down a hill
b)
a person running down a hill
c)
a ball rolling down a hill
d)
a truck sitting on top of a hill
20.
Mass and speed both affect the amount of kinetic energy an object has, but _____ has a greater effect.
a)
mass
b)
speed
c)
volume
d)
weight
100 %
