Worksheets8th Grade Motion
Total questions: 53
Worksheet time: 2hrs 5mins
Name
Class
Date
1.
An object is _____ if its position changes relative to another object.
a)
in motion
b)
at reset
c)
a frame of refence
d)
magical
2.
An object is _____ if its position changes relative to another object.
a)
in motion
b)
at reset
c)
a frame of refence
d)
magical
3.
An object is _____ if its position changes relative to another object.
a)
in motion
b)
at reset
c)
a frame of refence
d)
magical
4.
An object is _____ if its position changes relative to another object.
a)
in motion
b)
at reset
c)
a frame of refence
d)
magical
5.
A place or object used for comparison to determine if another object is in motion is called a
a)
comparison point
b)
reference point
c)
point of view
d)
motion detector
6.
A truck driving at 60 miles per hour travels 150 miles. How long is it driving for?
a)
9000 hours
b)
0.4 hours
c)
210 hours
d)
2.5 hours
7.
A distance vs. time graph shows an object's
a)
frame of reference
b)
speed
c)
acceleration
d)
favorite food
8.
A car driving at 50 miles per hour drives for 2 hours. What distance did it cover?
a)
50 miles
b)
25 miles
c)
100 miles
d)
75 miles
9.
Speed =
a)
distance / time
b)
time / distance
c)
distance * time
10.
You walk 10 meters to math class in 20 seconds. Your average speed is
a)
2 m/s
b)
0.5 m/s
c)
200 m/s
d)
5 m/s
11.
On a distance-versus-time graph, a straight line ALWAYS indicates that an object’s speed is _____.
a)
constant
b)
zero
c)
increasing
d)
decreasing
12.
A horizontal line on a distance vs. time graph means the object's speed is
a)
increasing
b)
decreasing
c)
zero
13.
A student jogging at 2 m/s picks up the pace until she is jogging at 4 m/s. This is an example of acceleration. True or False?
a)
True
b)
False
14.
Does the speedometer of a car read average speed or instantaneous speed?
a)
average speed
b)
instantaneous speed
15.
The steepness of a line on a graph is called the
a)
rise
b)
run
c)
slant
d)
slope
16.
What is velocity?
a)
the speed of something in a given direction
b)
the direction
c)
the speed
d)
difference in direction
17.
"How far" means that you are looking for....
a)
time
b)
distance
c)
velocity
d)
acceleration
18.
Objects stay in motion due to
a)
inertia
b)
momentum
c)
energy
d)
acceleration
19.
If a girl leaves her house and travels 5 miles to the store and then 5 miles back to her house, what was her distance traveled?
a)
0 miles
b)
5 miles
c)
10 miles
d)
25 miles
20.
What are the units for distance?
a)
m/s
b)
m
c)
s
d)
m/s2
21.
What are the units for mass?
a)
m
b)
kg
c)
s
d)
N
22.
Which force is responsible for pulling objects downward?
a)
air resistance
b)
gravity
c)
friction
d)
inertia
23.
motion is the change in what?
a)
speed
b)
velocity
c)
acceleration
d)
position
24.
What is the equation to find speed?
a)
s=t/d
b)
s=d x t
c)
s=d/f
d)
s=d/t
25.
the starting point you use to describe the motion or the position of an object
a)
position
b)
reference point
c)
direction
d)
distance
26.
If someone travels in a complete circle around a high school track that is 400 meters, what distance did they travel?
a)
400 meters
b)
0 meters
c)
200 meters
d)
800 meters
27.
When something has speed in a certain direction it is called ___________.
a)
motion
b)
position
c)
velocity
d)
speed
28.
A push or pull that causes a change in motion
a)
Friction
b)
Gravity
c)
Force
d)
Mass
29.
A train travels 142 miles in 2 hours. What is its speed?
a)
284 mph
b)
1420 mph
c)
71 mph
d)
213 mph
30.
The amount of matter in an object
a)
weight
b)
force
c)
gravity
d)
mass
31.
A force of attraction that objects exert on each other
a)
motion
b)
mass
c)
gravity
d)
magnetism
32.
A change in position
a)
force
b)
speed
c)
motion
d)
inertia
33.
Acceleration only takes place when things speed up.
a)
True
b)
False
34.
A measure of how fast something moves over a certain distance is ________________.
a)
motion
b)
speed
c)
work
d)
force
35.
What pulls a ball back to earth?
a)
Gas
b)
Gravity
c)
Friction
d)
Molecules
36.
Why do we run vehicle tests 3 times?
a)
More accurate data
b)
To give everyone a turn
c)
To try different locations
d)
To try different vehicles
37.
What is 3.45 to the nearest second?
a)
3.0
b)
3.5
c)
4.0
d)
5.0
38.
Which best describes the one thing that changes in an experiment?
a)
Constant
b)
Control
c)
Unit of Measurement
d)
Variable
39.
A man drives south for 100 km over the course of 20 hours. Find his velocity
d=100 km
t= 20 h
d=100 km
t= 20 h
a)
4 km/h
b)
4 km/h to the south
c)
5 km/h
d)
5 km/h to the south
40.
Lexi runs west for 1600 meters over the course of 400 seconds. What is Lexi's velocity
d = 1600 meters
t = 400 seconds
d = 1600 meters
t = 400 seconds
a)
4 m/s
b)
4 m/s to the west
c)
40 m/s
d)
40 m/s to the west
41.
If a train travels 30 km/h north then turns around and travels 27 km/h back south, how far is the train from its original location?
a)
1 km
b)
3 km
c)
57 km
d)
4 km
42.
In a distance time graph, the steeper the line the...
a)
greater the speed
b)
slower the speed
c)
speed has reached zero
d)
speed has not changed
43.
A bird flies from tree to tree. It leaves on branch and flies 100 meters to another branch. It takes him 10 seconds to get there. What is his speed?
d= 100 meters
t= 10 seconds
d= 100 meters
t= 10 seconds
a)
1 m/s
b)
10 m/s
c)
100 m/s
d)
1000 m/s
44.
If Bj is walking 3 m/s to the north and Lauren is walking 3 m/s to the west, then which of the following is true
a)
They have the same speed and different velocities
b)
They have the same velocity and different speeds
c)
They have the same speed and velocity
d)
They have different speeds and different velocities
45.
A man drives south for 100 km over the course of 20 hours. Find his velocity
d=100 km
t= 20 h
d=100 km
t= 20 h
a)
4 km/h
b)
4 km/h to the south
c)
5 km/h
d)
5 km/h to the south
46.
The location of a place or an object is called its....
a)
position
b)
motion
c)
speed
d)
reference point
47.
The measure of how quickly something moves or the distance it moves in a given amount of time is called
a)
motion
b)
position
c)
speed
d)
location
48.
A wheelchair racer completes a 100 meter course in 20 seconds. What is his speed?
d= 100 m
t= 20 s
d= 100 m
t= 20 s
a)
10 m/s
b)
5 m/s
c)
2 m/s
d)
0 m/s
49.
Carlos lives 100 meters from his friend's house. What is his average speed if he reaches his friends house in 50 seconds?
Distance= 100 m
time = 50 seconds
Distance= 100 m
time = 50 seconds
a)
1 m/s
b)
2 m/s
c)
3 m/s
d)
4 m/s
50.
A soccer ball is kicked from 40 meters out. It takes 5 seconds to reach the goal. What speed was the ball traveling?
d= 40 m
t= 5 s
d= 40 m
t= 5 s
a)
6 m/s
b)
7 m/s
c)
8 m/s
d)
9 m/s
51.
A bird flies from tree to tree. It leaves on branch and flies 100 meters to another branch. It takes him 10 seconds to get there. What is his speed?
d= 100 meters
t= 10 seconds
d= 100 meters
t= 10 seconds
a)
1 m/s
b)
10 m/s
c)
100 m/s
d)
1000 m/s
52.
What is inertia?
a)
the tendency of an object to resist change in motion
b)
how fact an object is going in a given direction
c)
a measure of the lack of motion of an object
d)
change in speed or direction of an object
53.
How is gravity affected by mass?
a)
the larger the mass of the object, the greater the gravity
b)
small objects have no gravity
c)
gravity is not affected by mass of objects, whether large or small
100 %
