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Net Force, Motion graphs and Calculating Speed

Total questions: 50

Worksheet time: 1hrs 4mins

Name
Class
Date
1.
Jorge stays after class to work on is science homework and is late for hockey practice. He decides to run so the coach won't be mad. If the locker room is 300 m from the classroom and Jorge can run a surprising 25 m/s, how long would it take him to get there? 
a)
10 s
b)
14 m
c)
12s
d)
12 m/s
2.
While waiting for his Mom to come out of the hairdresser's, Kevin accidentally puts the car in gear and it begins to roll forward. How far would the vehicle travel if it moved at 36 m/s for 2 s? 
a)
 18 meters
b)
72 meters
c)
16 m/s
d)
72 s
3.
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
4.
What is the net force?
a)
5000 N right
b)
4000 N right
c)
40 N left
d)
4000 N left
5.
What is the Net Force in this picture?
a)
40N, left
b)
40N, right
c)
20N, balanced
d)
0N, balanced
6.
Calculate the Net Force. 
a)
60N, Left 
b)
40N, Right 
c)
0N
d)
60N, Right
7.
What is the net force?
a)
30 N left
b)
25 N right
c)
5 N left
d)
55 N right
8.
8 N to the left , and 4 N to the right. Find the net force. Is this balanced 
a)
12 N Right  No
b)
4 N Left  No
c)
12 N Right  Yes
d)
4 N Left  Yes
9.

Four balls of different materials are placed on a table 2 meters from the floor. Which ball has the greatest POTENTIAL ENERGY?

a)

Styrofoam Ball weighting 5g

b)

Rubber Ball weighing 18g

c)

Plastic, hollow Ball weighing 2g

d)

Plastic, solid Ball weighing 21g

10.

A cyclist rode his bike for 4 hours, covering a distance of 40 km. What was his average speed for his ride?

a)

10 km/h

b)

5 km/h

c)

20 km/h

d)

1 km/h

11.

A cross country runner jogged for 2 hours and covered a distance of 14 km. What was the average speed of the runner?

a)

28 km/h

b)

7 km/h

c)

12 km/h

d)

.14 km/h

12.

The energy related to motion is...

a)

potential energy

b)

kinetic energy

c)

electrical energy

d)

chemical energy

13.

When riding a rollercoaster where is the greatest potential energy?

a)

at the top of a hill

b)

at the bottom of a hill

c)

on a straight part of the track

d)

at the bottom of a loop

14.

What is the average speed of a car that made a 60 mile trip in 20 minutes?

a)

3 miles per minute

b)

6 miles per minte

c)

30 miles per minute

d)

60 miles per minute

15.

A boy that weighs 55 kg rode his skateboard to school. He traveled 200 meters in 40 seconds. What was the students average speed in meters per seconds?

a)

50 meters per second

b)

2 meters per second

c)

5 meters per second

d)

10 meters per second

16.

What description is added to SPEED when asking for VELOCITY

a)

Time

b)

Distance

c)

Direction; North, South, East or West

d)

Color

17.

An airplane leaves NY to fly to LA. It travels 3,850 km in 5.5 hours. What is the average speed of the airplane?

a)

7 km/h

b)

7000 km/h

c)

70 km/h

d)

700 km/h

18.

A jockey was training a horse for a race. He rode the horse for 2 hours and covered a distance of 14 km. What was the average speed the horse ran?

a)

28 km/h

b)

14 km/h

c)

7 km/h

d)

2 km/h

19.
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
20.
Alan travels 100 km in 5hrs. Find his average speed in km/h
a)
5km/hr
b)
10km/hr
c)
50km/hr
d)
20km/hr
21.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Not moving
22.
What is the speed of an object that travels 60 meters in 4 seconds?
a)
240 m/s
b)
15 m/s
c)
0.067 m/s
d)
15 mph
23.
What is happening at D?
a)
Stationary
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Slower steady speed; moving away from the starting position
24.
What is happening at E?
a)
Stationary
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Steady speed; returning to start position
25.
What is happening at A?
a)
Stationary
b)
Accelerating
c)
Slower steady speed; moving away from the starting position
d)
Steady speed; returning to start position
26.
According to the graph how far does the person travel in the first 5 seconds?
a)
2 m
b)
10 m
c)
0 m
d)
5 m
27.
What is the person doing from 5 seconds to 10 seconds?
a)
Walking 
b)
Running
c)
Standing Still 
d)
Walking Fast
28.
How far is the person from the starting point after 3 seconds?
a)
0 m
b)
2 m 
c)
3 m
d)
6 m 
29.
What is the average speed of the person during the first 5 seconds?
a)
0 m/s
b)
1 m/s 
c)
3 m/s
d)
6 m/s 
30.

What is the net force?

a)

3 N

b)

3 N, right

c)

17 N, right

d)

3 N, left

31.
Who wins the tug of war with what net force?
a)
The person on the left with 20 N
b)
The person on the left with 80 N
c)
The people on the right with 20 N
d)
The people on the right with 100 N
32.
What is the net force?
a)
20 N 
b)
0 N 
c)
400 N 
d)
40 N 
33.

What is the unit to MEASURE force?

a)

Kilogram

b)

Meter

c)

Pounds

d)

Newton

34.

A ____________ is a push or a pull on an object.

a)

friction

b)

force

c)

magnet

d)

gravity

35.
If these teams are pulling with the same amount of force what will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
36.
Balanced or unbalanced?
a)
balanced
b)
unbalanced
37.
The sum of all forces acting on an object.
a)
Contact Force
b)
Balanced Force
c)
Unbalanced Force
d)
Net Force
38.
What will cause an object to move?
a)
Applied forces
b)
Balanced forces
c)
Unbalanced forces
39.
Calculate the Net Force. 
a)
60N, Left 
b)
40N, Right 
c)
0N
d)
60N, Right
40.

If both forces are going in the same direction you should______ those forces

a)

Add

b)

Subtract

c)

Divide

d)

Multiply

41.

When forces are going in the opposite direction of each other you should do what do find the net force

a)

Subtract

b)

Add

c)

Divide

d)

Multiply

42.

A girl on a bike rides down a hill 500 meters long in 50 seconds. What is her speed?

a)

100 m/s

b)

10 m/s

c)

1,000 m/s

d)

10 mph

43.

What is the speed of a rocket that travels 9000 meters in 12.12 seconds?

a)

725 m/s

b)

7,425 m/s

c)

742.5 m/s

d)

680 m/s

44.

What is the speed of a jet plane that travels 528 meters in 4 seconds ?

a)

140 m/s

b)

132 mph

c)

142 mph

d)

132 m/s

45.

A trip to Florida takes 10 hours. The distance is 816 km. Calculate the average speed.

a)

81.6 km/hr

b)

81.6 mph

c)

82 m/s

d)

816 km/h

46.

An object must travel 60 meters in 4 seconds. At what average speed will the object have to travel to accomplish this task?

a)

15 mph

b)

15 m/s

c)

1500 mph

d)

150 m/s

47.

A plane from Waco to Dallas, Texas travels 85 miles. It took the plane 25 minutes to complete the trip. What is the speed?

a)

340 mph

b)

3.4 mi/min

c)

30 mi/min

d)

340 m/s

48.

How fast does a sloth crawl if he moves 10 meters in 4 minutes?

a)

24 m/s

b)

0.4 m/min

c)

2.5 m/min

d)

0.40 m/s

49.

How fast is a monkey running if it takes him 30 minutes to travel 240 meters?

a)

80 m/min

b)

18 m/min

c)

8 m/min

d)

8 m/s

50.

A dog goes on a walk for 50 minutes. By the time he is done he had traveled 2 km. What was the dog's speed on the walk

a)

0.04 km/min

b)

25 m/s

c)

205 km/min

d)

25 mph

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