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Unit K Section 1 Review

Total questions: 34

Worksheet time: 17mins

Name
Class
Date
1.

The red car rolled 0.5 meters across the table for 2 seconds. The table was 4 meters high. What was the average speed of the red car in m/sec?

a)

0.25 m/sec

b)

2 m/sec

c)

2.25 m/sec

d)

4 m/sec

2.
Speed is equal to 
a)
Distance/Time
b)
Time/Distance
c)
Time x Distance
d)
Acceleration
3.
Noah rides his bike 14 miles in 1 hour. What is his average speed in miles per hour?
a)
14
b)
1
c)
1 mph
d)
14 mph
4.
If you travel 10 miles in 5 minutes, what is your speed?
a)
10 mi/min
b)
15 mi/min
c)
50 mi/min
d)
2 mi/min
5.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

6.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

7.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

8.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

9.
How long did it take this object to travel 10 m?
a)
0 s
b)
10 s
c)
15 s
d)
20 s
10.

Match the description to the graph:

"The car is slowing down."

a)
b)
c)
d)
11.
Where is the object not moving
a)
A-B
b)
O-A
c)
C-D
d)
B-C
12.

The sum of all of the forces acting on an object is known as the (a)   force.

13.

Do directions matter with forces?

(a)  

14.

When forces are acting in the same direction they should be added together.

a)

True

b)

False

15.

If the net force (Fnet) is 0, _____

a)

the forces are balanced.

b)

the object just keeps doing what it was doing.

c)

the object maintains its same speed and direction.

d)

the object maintains its velocity.

e)

the object does not speed up, slow down, or turn.

16.

If the net force is not 0, _____

a)

the forces are not balanced.

b)

the object changes what it is doing.

c)

the object changes its velocity.

d)

the object accelerates.

17.
What is the net force?
a)
5 N
b)
45 N to the left
c)
5 N to the right
d)
45 N to the right
18.
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
19.
Which one is balanced?
a)
top
b)
bottom
c)
both
20.
Is it BALANCED? 
a)
Yes
b)
No
21.
What is the FORCE? 
a)
5 N
b)
10 N
c)
400 N
d)
0 N
22.
Forces that have a force of Zero (0).
a)
Balanced force
b)
Unbalanced force
23.
The FORCE that PULLS things down or back to EARTH.
a)
Speed
b)
Gravity
24.

True or False: objects that are smooth have LESS friction than objects that are rough

a)

TRUE

b)

FALSE

25.
 What is the unit called that measures force?
a)
weight
b)
meter
c)
Newton
d)
kilogram
26.
What does friction produce?
a)
light
b)
sound
c)
heat
d)
gravity
27.
What is gravity?
a)
A force
b)
Energy
c)
A push
d)
All of them
28.
Any object with mass has gravity.
a)
True
b)
Sometimes
c)
False
d)
Never
29.
The force of gravity acting on an object is the object's ______.
a)
mass
b)
matter
c)
weight 
d)
friction 
30.

This force acting on a plane makes it move forward

a)

lift

b)

weight

c)

thrust

d)

drag

31.

Simply, what happens when lift is greater than weight?

a)

plane goes forward

b)

plane goes down

c)

plane goes up

d)

plane slows down

32.

The arrow under the plane represents?

a)

lift

b)

drag

c)

weight

d)

thrust

33.

The arrow in front of the plane represents?

a)

lift

b)

drag

c)

weight

d)

thrust

34.

The image shows a plane in a "climb"..which is diagonal movement.. in order for this to take place, these TWO forces must be greater than their counterpart forces.....

a)

Weight and Thrust

b)

Thrust and Drag

c)

Drag and Lift

d)

Lift and Thrust