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WorksheetsUnit 5 Test
Total questions: 20
Worksheet time: 59mins
Name
Class
Date
1.
A baseball flying through the air after it has been hit by a bat is an example of which type of energy?
a)
Thermal energy
b)
Kinetic energy
c)
Nuclear energy
d)
Potential energy
2.
A bouncy ball is dropped onto the floor from a height of 10 inches, but it only bounces back 5 inches. What law describes that energy was not lost, but transferred?
a)
The law of gravitational energy
b)
The law of conservation of energy
c)
The law of energetic energy
d)
The law of mass
3.
There is a boulder on the edge of a cliff, what type of energy does the boulder have?
a)
Kinetic energy
b)
Potential energy
c)
Gravitational energy
d)
Enthusiastic energy
4.
Fill in the blank: Energy is the ability to cause _______.
a)
nothing
b)
change
c)
color
d)
observation
5.
Which answer choice is the correct formula for calculating average speed?
a)
Distance=speed/time
b)
Speed=time/distance
c)
Speed=distance/time
d)
Time=speed/distance
6.
Define the difference between a flat line on a graph and a rising line
a)
A flat line represents movement, a rising line represents stopping
b)
A rising line means a sudden stop, a flat line means increased speed
c)
A flat line means no movement, a rising line means increase in speed or movement
d)
A flat line means nothing, a rising line means increase
7.
Velocity can be defined as something with speed and __________.
a)
direction
b)
movement
c)
position
d)
reference point
8.
A plane is traveling 500 mi/hr heading northwest. This is describing which of the following?
a)
Speed
b)
Average speed
c)
Vector
d)
Velocity
9.
If a car demonstrates acceleration what happens?
a)
The car slows down
b)
The car stays the same speed
c)
The car speeds up
d)
The car does not do anything
10.
According to Newton's first law, an object in motion will stay in motion unless:
a)
An opposing force acts on it
b)
It's in outer space
c)
It stops
d)
It remains at rest
11.
What causes a ball rolling across a rug to slow to a stop?
a)
The rug doesn't have enough force to hold the ball
b)
Friction resists the ball's forward motion
c)
The rug doesn't have enough momentum to keep the ball moving
d)
The ball isn't moving fast enough
12.
If an unbalanced force acts on an object, what will happen?
a)
It will not move at all
b)
It will accelerate in the same direction as the force
c)
It will accelerate in the opposite direction to the force
d)
It will accelerate at an angle of 90 degrees to the force
13.
According to Newton's third law, what happens when you push against a wall?
a)
The wall pushes back on you half as much as you push against it
b)
The wall doesn't resist at all
c)
The wall pushes back at you with the same amount of force
d)
The wall pushes back at you twice as hard as you push against it
14.
According to Isaac Newton gravity depends on two factors. What are they?
a)
Mass and volume
b)
Volume and distance
c)
Mass and distance
d)
Volume and density
15.
Mass and weight are the same
a)
True
b)
False
16.
Why is the Earth's gravity stronger than the moon's gravity?
a)
The Earth is more massive than the moon
b)
The moon is so far away from Earth
c)
The moon has no mass
d)
The Earth has a larger volume than the moon
17.
Which of these would have the strongest gravitational pull?
a)
A large, dense star
b)
A medium-sized planet
c)
A small moon
d)
A comet
18.
If two objects are very far from one another their gravitational pull is:
a)
Extremely strong
b)
There is no gravitational pull
c)
Strong
d)
Weak
19.
Planets are shaped in a sphere because gravity:
a)
Pulls mass towards the center
b)
Pulls mass on the edges
c)
Stays equally in a circle
d)
Pulls downward and away
20.
Balanced forces cause a change in motion
a)
True
b)
False
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