WorksheetsForce and Motion Unit Review 1
Total questions: 15
Worksheet time: 30mins
Name
Class
Date
1.
A book is sitting on a table. Which of the following actions would add to its potential energy?
a)
Sliding it across the table
b)
Opening it to the middle
c)
Dropping it on the floor
d)
Lifting it to a high shelf.
2.
Which of the following examples best demonstrates kinetic energy?
a)
A brick lying on the ground
b)
A kite flying across the sky
c)
a television sitting on a table
d)
a curtain hanging in the window
3.
An airplane is demonstrating a conversion of kinetic to potential energy when--
a)
It goes to a higher altitude
b)
more passengers board the plane
c)
it moves downward to make a landing
d)
the wheels spin as it moves on the ground
4.
Which positions of the pendulum would have the most potential energy?
a)
1 and 2
b)
2 and 3
c)
1 and 5
d)
4 and 5
5.
A snowball sits at the top of the hill. Which of the following changes will increase the kinetic energy of the snowball?
a)
Additional snow falls on the snowball, increasing its mass.
b)
The snowball is pushed and rolls down the hill, gaining speed.
c)
The weather warms and the snowball melts, decreasing its mass.
d)
The snowball is moved and now sits on a hill that is higher.
6.
Which is the best example of an object with only potential energy?
a)
a boat moving through the water
b)
a boulder resting on top of a cliff
c)
a ball being thrown across a field
d)
water being poured out of a pitcher
7.
Which of the following best represents potential energy?
a)
Air leaking rapidly from a car tire
b)
A marble sitting at the top of a ramp
c)
Heat radiating from a large forest fire
d)
Water flowing through a rubber hose
8.
As a boulder rolls from the top of a hill to the bottom, how does its PE and KE change?
a)
PE and KE both increase
b)
PE increases and KE decreases
c)
PE decreases and KE increases
d)
PE and KE both decrease
9.
Students are investigating changes from PE to KE by rolling a marble down a ramp made by propping up a plastic ruler on a book and letting it roll down. Which of the following will change the PE the marble starts with?
a)
switching the plastic ruler with a wooden one
b)
adding more books beneath the ruler
c)
pushing the marble down the ramp
d)
replace the marble with a rock
10.
Which of these best shows a change from PE to KE?
a)
Water flowing over a tall cliff
b)
A rubber band being stretched
c)
Electricity making a bulb light up
d)
A stone lying on top of a mountain
11.
An object at rest will begin to move if which of the following is TRUE?
a)
The surface on which it rests is frictionless
b)
The mass of the object is sufficient
c)
Unbalanced forces act on the object
d)
Gravity on the object can be reduced
12.
The forces acting on a box are illustrated below. The result of these forces will be that the box will--
a)
move to the right at a constant speed
b)
accelerate to the right
c)
move to the left at a constant rate
d)
accelerate to the left
13.
Which two measurements are needed in order to calculate the speed of an object in motion?
a)
Distance and time
b)
Time and mass
c)
Force and distance
d)
Volume and time
14.
From the graph, it can be concluded that the object was moving--
a)
in an upward direction
b)
faster as time went on
c)
at a constant speed
d)
for a short amount of time
15.
According to the data in the graph, what was the average speed of the bicycle?
a)
1 m/s
b)
4 m/s
c)
5 m/s
d)
20 m/s
100 %
