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PS U2.2 Forces #1

Total questions: 124

Worksheet time: 2hrs 56mins

Name
Class
Date
1.

What is happening in the picture?

a)

gravity

b)

repulsion

c)

pushing

d)

attraction

2.

A ball falling back to the ground is an example of which force?

a)

magnetism

b)

gravity

c)

electricity

d)

attraction

3.

What type of force is this man using to push his grocery cart?

a)

Normal Force

b)

Gravity

c)

Air Resistance

d)

Applied Force

4.

What is the unit to MEASURE force?

a)

Kilogram

b)

Meter

c)

Pounds

d)

Newton

5.

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

a)

friction

b)

force

c)

magnet

d)

gravity

6.
What force ultimately slows the roller coaster to a stop?
a)
Applied
b)
Normal
c)
Friction
d)
Magnetic
7.
This type of force resist motion between two surfaces that are pressed together
a)
contact
b)
gravity
c)
friction
8.

What is the force that causes objects to fall to Earth?

a)

Friction

b)

Gravity

c)

Magnetism

d)

Pressure

9.

What is air resistance?

a)

A type of force

b)

A type of friction

c)

A type of magnet

d)

A type of truck

10.

Gravity and friction are two types of

a)

inertia

b)

masses

c)

speed

d)

forces

11.

Match the description to the graph:

"The car is stopped."

a)
b)
c)
d)
12.

Match the description to the graph:

"The car is coming back."

a)
b)
c)
d)
13.

Segment A-B The bus is _________________.

a)

at rest

b)

returning (to original position)

c)

moving forward

14.

Which runner won the race?

a)

Albert

b)

Bob

c)

Charlie

15.

Which runner stopped for a rest?

a)

Albert

b)

Bob

c)

Charlie

16.

How long did Charlie stop for a rest?

a)

2.5 seconds

b)

2 seconds

c)

3 seconds

d)

5 seconds

17.
How long did it take this object to travel 10 m?
a)
0 s
b)
10 s
c)
15 s
d)
20 s
18.

What does the slope of a position-time graph represent?

a)

Distance

b)

Displacement

c)

Velocity

d)

Acceleration

19.

What is the starting point of the object?

a)

2 m

b)

4 m

c)

10 m

d)

20 m

20.

What is the unit for velocity?

a)

m

b)

s

c)

m/s

d)

m/s/s

21.

What is the unit for position?

a)

m

b)

s

c)

m/s

d)

m/s/s

22.

What is the unit for time?

a)

m

b)

s

c)

m/s

d)

m/s/s

23.

A unit of mass in the metric system is the:

a)

centimeter

b)

gram

c)

liter

d)

ounce

24.
Convert 17 m to cm:
a)
0.17 cm
b)
0.017 cm
c)
1,700 cm
d)
170 cm
25.

The SI unit for volume is the __________.

a)

meter

b)

kilogram

c)

liter

d)

second

e)

Newton

26.
Write 0.037 in scientific notation.
a)
3.7 x 10-2
b)
3.7 x 102
c)
37 x 10-3
d)
37 x 103
27.

Jerry walked from home to school, then from the school to the park. What is his total distance?

a)

2 km

b)

5 km

c)

8 km

d)

10 km

28.

From the figure, what is the displacement?

a)

20 meters

b)

25 meters

c)

15 meters

d)

25 meters NE

29.

What is the Overall Net Force and which side has a greater Net Force?

a)

12, Right

b)

0, Both are balanced

c)

12, Both are balanced

d)

0, Left

30.

Is the Net Force balanced or Unbalanced?

a)

Balanced

b)

Unbalanced

31.
Calculate the net force of the object in the image shown.
a)
20N
b)
35N
c)
5N
d)
25N
32.

What is the net force?

a)

3 N

b)

3 N, right

c)

17 N, right

d)

3 N, left

33.
What is the net force?
a)
20 N 
b)
0 N 
c)
400 N 
d)
40 N 
34.
A force is a push or pull measured in what units? 
a)
Meters per second, squared
b)
Kilograms 
c)
Newtons 
35.

The net force (Fnet) acting on the object is (a)   N.

36.

Velocity has both _____ and _____.

a)

mass and direction

b)

speed and acceleration

c)

speed and direction

37.

The net force acting on the block is (a)   N.

38.

What is the resultant/ net force?

a)

30 N left

b)

25 N right

c)

5 N left

d)

55 N right

39.

What is the resultant/ net force?

a)

400 N Up

b)

400 N Down

c)

- 400 N Down

d)

800 N Down

40.
Calculate the net force of the object in the image shown.
a)
20N
b)
35N
c)
5N
d)
25N
41.

Student A is pushing at 63 newtons, and student B is pushing at 56 newtons. What is the net force (calculation).

a)

119 N Right

b)

7

c)

7 N Right

d)

119

42.

What is the net force (calculation).

a)

5 N Right

b)

19 N Left

c)

13 N Right

d)

13 N Left

43.

Mrs. Jones is pulling a rope at 73 newtons, and a student is pulling a rope at 47 newtons. What is the net force (calculation).

a)

26

b)

120 N Left

c)

26 N Left

d)

120

44.
What is the net force?
a)
5.5 N left
b)
5.5 N right
c)
2.5 N left
d)
2.5 N right
45.

What is the horizontal net force acting on this object?

a)

35 N

b)

50 N

c)

-5 N

d)

5 N

46.
Calculate the net force shown in the  diagram?
a)
41 N
b)
25 N
c)
16 N
d)
9 N
47.
What is the magnitude (size) and direction of the net force?
a)
14 N Down
b)
14 N Up
c)
6 N Up
d)
6 N Down
48.
What is the magnitude (size) and direction of the net force?
a)
21 N to the Left
b)
3 N to the Left
c)
21 N to the Right
d)
3 N to the Right
49.
What is the magnitude (size) and direction of the net force?
a)
10 N to the Right
b)
10 N to the Left
c)
0 N
d)
8 N to the Left
50.
The tornado is traveling northwest at 20 mph. 
a)
speed
b)
velocity
c)
acceleration
51.
The Olympian swam 200 meters in 20 seconds. 
a)
speed
b)
velocity
c)
acceleration
52.
Avery likes to walk 30 feet in 10 seconds. What is her speed?
a)
3 feet/sec
b)
6 feet/sec
c)
10 feet/sec
d)
2 feet/sec
53.
What is velocity?
a)
the quickness of an object
b)
the location of an object
c)
acceleration
d)
speed in a specific direction
54.
How far will a person go if they jog for 2 hours at a speed of 12 km/hr?
a)
6 km
b)
0.5 km
c)
10 km
d)
24 km
55.
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
56.
Shona cycles at an average speed of 8km/h. How far has she travelled if she cycles for 4 hours?
a)
55km
b)
32km
c)
43km
d)
32miles
57.
65mi/hr South is an example of...
a)
Speed
b)
Velocity
c)
Acceleration
d)
Direction
58.
Find the velocity of a plane that traveled 3000 miles west in 5 hours.
a)
65 mph west
b)
6 mph west
c)
600 mph west
d)
6000 mph west 
59.

Which one of Newton's laws are displayed

a)

2nd law

b)

1st law

c)

3rd law

60.

Which of Newton's laws is shown

a)

1st law

b)

3rd law

c)

2nd law

61.

This is Newton's 3rd law

a)

True

b)

False

62.
What is a PUSH or PULL of an object?
a)
Motion
b)
Force
c)
Friction
d)
Gravity
63.

What is another name for Newton’s 1st law?

a)

Law of Inertia

b)

Law of Acceleration

c)

Law of Action/Reaction

64.

Your car has a mass of 2500 kg and a force of 5000 N. How fast will it accelerate?

a)

1 m/s2

b)

2 m/s2

c)

3 m/s2

d)

4 m/s2

65.

What is the force of a baseball that has a mass of 142 kg and has an acceleration of 30 m/s2?

a)

1 N

b)

2 N

c)

4260 N

d)

3 N

66.
A car speeding up, a dog slowing down and person turning around the block are examples of..
a)
Balanced Forces
b)
Unbalanced Forces
67.
What is Newton's First Law
a)
F=ma
b)
Every action has an equal and opposite reaction
c)
An object at rest stays at rest, an object in motion stays in motion. 
d)
Friction 
68.
the tendency of an object to resist a change in its motion
a)
acceleration
b)
inertia
c)
mass
d)
frame of reference
69.

Objects with greater _________ also have greater inertia.

a)

speed

b)

mass

c)

force

d)

friction

70.

Which one has the LEAST inertia?

a)
b)
c)
d)
71.

Which of these has the MOST inertia?

a)
b)
c)
d)
72.

Which character would have the LEAST inertia?

a)
b)
c)
d)
73.
Because of inertia, a resting object will remain at ________.
a)
rest
b)
a constant speed
c)
school
d)
inertia 
74.

Which explains why the tablecloth trick works?

a)

The dishes are stuck in place due to air resistance.

b)

The tablecloth is an ilusion.

c)

The dishes have inertia, and therefore stay on the table.

d)

magic

75.

Objects with MORE mass have...

a)

MORE inertia

b)

LESS inertia

c)

the SAME amount of intertia

76.

A 20 kg bike accelerates at 10 m/s2. What was the force?

a)

25 Newtons

b)

20 Newtons

c)

200 Newtons

d)

10 Newtons

77.

What is the net force?

a)

40 N left

b)

400 N right

c)

0 N Balanced

d)

40 N right

78.

Jenny applies a 60 N force to a 20 Kg cart, what is the acceleration of the cart if friction can be neglected?

a)

1200 m/s/s

b)

0.33 m/s/s

c)

20 m/s/s

d)

3 m/s/s

79.

The mass of a wagon is 40 kg. The wagon accelerates at 8 m/s2 . What is the force?

a)

38.25 Kg

b)

320N

c)

5N

d)

3.825Kg

80.

If an object was accelerating at 10 m/s2, and a force of 10 newtons was required to accelerate it, what was the object's mass?

a)

1kg

b)

10kg

c)

5kg

d)

2kg

81.

You push on a tree with 20 N of force. If the tree doesn't move, the tree is pushing back on you with _____of force.

a)

20N

b)

10N

c)

40N

d)

70N

82.

(Use Fnet=ma), A 10 kg bowling ball would require what force to accelerate down an alleyway at a rate of 3 m/s2?

a)

30 N

b)

13 N

c)

3.3 N

d)

0.3 N

83.

(Use Fnet=ma). What is the mass of a falling rock if it produces a force of 147 N? (Acceleration due to gravity = 9.8 m/s2)

a)

15 kg

b)

1,440.6 kg

c)

156.8 kg

d)

137.2 kg

84.

(Use Fnet=ma). Use the diagram to determine the net force, assume the object is accelerating at a rate of 3 m/s2, and determine the object's mass?

a)

3 kg

b)

5 kg

c)

60 kg

d)

75 kg

85.

(Use Fnet=ma). Use the diagram to determine the net force, assume the object is accelerating at a rate of 2 m/s2. What amount of mass does the object have?

a)

2 kg

b)

4 kg

c)

6 kg

d)

8 kg

86.

If the mass of the car/man/parachute is 150 kg, what is their acceleration?

a)

0.02 m/s2

b)

50 m/s2

c)

0.11 m/s2

d)

8.82 m/s2

87.
What is the net force for this situation?
a)
17 N Right
b)
17 N Left
c)
3 N Right
d)
3 N Left
88.
Name the missing force...
a)
tension force
b)
frictional force
c)
normal force
d)
spring force
89.

What is the NET FORCE of this diagram?

a)

17 N, right

b)

17 N, left

c)

23 N, right

d)

12 N, up

90.
Name the missing force...
a)
frictional force
b)
weight force
c)
thrust
d)
buoyant force
91.
The amount of space something takes up
a)
density
b)
volume
c)
mass
d)
matter
92.

A crayon has a mass of 10.0 g and volume of 5.0 mL. What is the density?

a)

30 g/mL

b)

15 g/mL

c)

1.0 g/mL

d)

2.o g/mL

93.
What is the density of water?
a)
0 g/ml
b)
1 g/ml
c)
10 g/ml
d)
100 g/ml
94.

A block of aluminum occupies a volume of 15 mL and has a mass of 40.5 g. What is its density?

a)

.37 g/mL

b)

605.5 g/mL

c)

2.7 g/mL

d)

25.5 g/mL

95.
Which box has a higher density?  
a)
Box A
b)
Box B
c)
cannot be determined
d)
they are the same
96.

Jack has a rock. The rock has a mass of 14g and a volume of 2cm3. What is the density of the rock?

a)

7 mL

b)

7 g/cm3

c)

28 g/cm3

d)

1/7 g/cm3

97.

A. gasoline 0.7 g/ cm3

B. lead 11.3 g/ cm3

C. mercury 13.6 g/ cm3

D. Paraffin(wax) 0.87 g/ cm3

E. platinum 21.4 g/ cm3

Which will not sink in water?

a)

A & B

b)

C & E

c)

B & C

d)

A & D

98.
A piece of copper has a mass of 89g and a volume of 10 cm3.  What would be the density of the copper?
a)
0.89 g/cm3
b)
89 g/cm3
c)
8.9 g/cm3
d)
890 g/cm3
99.
The definition of momentum is
a)
Mass in Motion
b)
The size of an object
c)
The velocity of an object
d)
A comparison between two objects
100.
The equation to calculate momentum is
a)
p=mv
b)
p=1/2mv2
c)
p=mgh
d)
p=mg
101.
When the speed of an object is doubled, its momentum
a)
remains unchanged in accord with the conservation of momentum.
b)
doubles
c)
quadruples
d)
decreases
102.
Momentum is a ____________________ quantity
a)
science
b)
scalar
c)
vector
d)
energy
103.

Find the momentum of a 3.0 kg mass when it is stopped.

a)

0 kg*m/s

b)

need to know the velocity

c)

3.0 kg*m/s

d)

9.8 kg * m/s

104.

What is the measuring unit of weight

a)

Newton

b)

Gram

c)

Kilogram

d)

Ton

e)

All of the answers

105.

What is the measuring device of weight?

a)

Spring scale

b)

Digital scale

c)

Medical thermometer

106.

An attraction or pull between two objects is called

a)

weight

b)

gravity

c)

mass

d)

meniscus

107.

A measurement of how strongly gravity pulls on an object is called

a)

weight

b)

mass

108.
Which has more mass, Earth or the Moon?
a)
Earth
b)
Moon
c)
The same
109.
What is mass?
a)
How much MATTER makes up an object.
b)
How much GRAVITY is pulling an object.
110.

What is the net force?

a)

40 N left

b)

400 N right

c)

0 N Balanced

d)

40 N right

111.

What does Newton's First Law state?

a)

F=Ma

b)

Every action has an equal and opposite reaction.

c)

An object will stay at rest until an external force acts upon it.

d)

Every action has no reaction.

112.

Who created Newton's Law?

a)

Albert Einstein

b)

Olivia Newton John

c)

Thomas Edison

d)

Sir Issac Newton

113.

The A in F=Ma stands for?

a)

Mass

b)

Area

c)

Acceleration

d)

Force

114.

F=Ma. Mass = 26kg. Acceleration = 2.0 m/s2. What is the objects force?

a)

13 newtons

b)

56 newtons

c)

52 newtons

d)

12 newtons

115.

How many laws of Motion does Newton have?

a)

20

b)

3

c)

4

d)

2

116.

F=Ma. An object has a force of 21 Newtons. The object has a mass of 3 kgs. How fast is the object accelerating?

a)

63 m/s2

b)

24 m/s2

c)

18 m/s2

d)

7 m/s2

117.

A 20 kg bike accelerates at 10 m/s2. What is the force?

a)

25 Newtons

b)

20 Newtons

c)

200 Newtons

d)

10 Newtons

118.

An object of mass 10 kg is accelerated upward at 2 m/s2. What force is required?

a)

20 N

b)

2 N

c)

5 N

d)

0 N

119.

Which wagon will require more force to move?

a)

Top wagon, because it has more weight.

b)

Top wagon, because it has more mass.

c)

Bottom wagon, because it has more weight.

d)

Bottom wagon, because it has more mass.

120.

A force of 20 N acts upon a 5 kg block. Calculate the acceleration of the object.

a)

100 m/s2

b)

70 m/s2

c)

15 m/s2

d)

4 m/s2

121.

An object of mass 30 kg experiences a force of 60 newtons. Calculate the acceleration.

a)

180 m/s2

b)

90 m/s2

c)

20 m/s2

d)

2 m/s2

122.

What is the unit for mass?

a)

kg

b)

newton

c)

m/s

d)

m/s2

123.

What is the unit for acceleration?

a)

kg

b)

newton

c)

m/s

d)

m per s2m\ per\ s^2

124.

If the object accelerates at a rate of 3 m/s/s, what is the object's mass?

a)

3 kg

b)

5 kg

c)

60 kg

d)

75 kg

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