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7th Grade Force and Motion CCA Review

Total questions: 30

Worksheet time: 35mins

Name
Class
Date
1.
If there are two forces going in the same direction how would you find the net force?
a)
Subtract
b)
Add
c)
Neither
d)
Multiply
2.
What is a force?
a)
the PUSH or PULL on an object 
b)
the MOTION an object creates
c)
the objects HITTING one another
d)
going REALLY FAST
3.
What is the net force?
a)
17 N Right
b)
3 N Right
c)
3 N Left
d)
17 N Left
4.
A runner races in the 100 meter dash.  It takes her 10 seconds to finish.  What is her average speed?
a)
10 m/s
b)
1000 m/s
c)
100 seconds
d)
10 seconds
5.
What is velocity?
a)
the quickness of an object
b)
the location of an object
c)
acceleration
d)
speed in a specific direction
6.
Which type of force(s) will cause a change in an object's motion?
a)
equal forces
b)
zero net force
c)
balanced forces
d)
unbalanced forces
7.
What two measurements are necessary for calculating speed?
a)
Mass and time
b)
Temperature and mass
c)
Mass and distance
d)
Distance and time
8.
If there are two forces going in opposite directions, would you add or subtract them to find the net force?
a)
Add
b)
Subtract
c)
Multiply
d)
Neither
9.
The graph shows Ashley riding her bike to Maria's house. 
What was occurring from point B to point C?
a)
She was increasing her speed.
b)
She stopped for 4 minutes.
c)
She was decreasing in speed.
d)
She turned around and went home.
10.
The force that opposes the motion of two surfaces sliding past each other is called ___________.
a)
acceleration
b)
inertia
c)
friction
d)
unbalanced
11.
What is the net force?
a)
40 N left
b)
0 N Balalnced
c)
400 N right
d)
40 N right
12.
Which could be an example of a balanced force?
a)
An asteroid moving at a constant speed through space 
b)
A car accelerating from a stop sign
c)
A box of dishes falling from a counter 
d)
A rocket taking off 
13.
When forces are _________ the object DOES NOT move.
a)
unbalanced
b)
balanced
c)
heavy
d)
light
14.
Which has more Inertia? (so need more force to move) 
a)
Truck
b)
Ant
c)
A cat
d)
A skateboard
15.
Car W is traveling at 70 miles per hour.   Car X is traveling at 65 miles  per hour. Which statement is true about  the movement of the two cars?  
a)
Car W will travel farther  than Car X in the  same amount  of time.  
b)
Car X will  travel farther than Car W in  the same amount of  time.  
c)
Both Car X and  Car  W will travel the same distance in  the same amount of time. 
16.
A train travels 25 km in .5 hrs. How fast is the train going?
a)
25 miles/hr
b)
5 miles/hr
c)
125 km/hr
d)
50 km/hr
17.

In which of the following graphs below are both runners moving at the same speed?

a)
b)
c)
d)
18.

Match the description to the graph:

"The car is stopped."

a)
b)
c)
d)
19.

Match the description to the graph:

"The car is traveling at a constant speed."

a)
b)
c)
d)
20.

Match the description to the graph:

"The speed of the car is decreasing."

a)
b)
c)
d)
21.

Match the description to the graph:

"The car is coming back."

a)
b)
c)
d)
22.

In which of the following graphs below did one runner overtake (run past) the other?

a)
b)
c)
d)
23.

Which is faster?

a)

walking

b)

skating

c)

biking

24.
How many times does this object STOP moving?
a)
None
b)
Once
c)
Twice
d)
Three times
25.
a)
b)
c)
d)
26.
 What is the unit called that measures force?
a)
weight
b)
meter
c)
Newton
d)
kilogram
27.

If a ball is in motion, how do balanced forces effect it?

a)

it will slow the ball down

b)

the ball will speed up

c)

the ball will continue to move at a constant speed & in the same direction

d)

the ball will stop

28.

The skateboarder does NOT see the stick on the ground and is approaching FAST. Based on what you know about inertia, what do you think will happen next?

a)

The skateboarder will hit the stick and stop.

b)

The skateboarder will hit the stick and go flying forward but the skateboard will stop.

c)

The skateboarder will hit the stick and bounce backwards.

29.

According to inertia, without the seatbelt the driver would...

a)

Stop with the car.

b)

Continue moving forward.

c)

Move backward.

30.

While you’re ice-skating with your friends, you push off from one end of the rink and slide forward. Based on Newton’s first law of motion, what is true?

a)

You will continue to slide until a force makes you stop or change direction.

b)

The force of gravity will make you keep your velocity.

c)

You will not go far.