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Session 5: Physics: Motion & Force

Total questions: 67

Worksheet time: 1hrs 4mins

Name
Class
Date
1.

What is a force that can change an object's state of motion or dimensions?

a)

Friction Force

b)

Applied Force

c)

Tension Force

d)

Spring Force

2.

What type of force is exerted by a compressed or stretched spring?

a)

Normal Force

b)

Tension Force

c)

Friction Force

d)

Spring Force

3.

Which force is experienced by any charged particle in an electric field?

a)

Gravitational Force

b)

Magnetism

c)

Electrostatic Force

d)

Air Resistance

4.

What type of force iis greatly present when a person pulls a bucket of water upward from a well without a lever?

a)

Friction Force

b)

Applied Force

c)

Spring Force

d)

Tension Force

5.

In which scenario are balanced forces acting?

a)

An object sinking in water

b)

A book on top of a table that moves forward after being slightly pushed

c)

A man resting against a wall.

d)

A skater doing a double axel

6.

What are the forces that exist when kids jump on a trampoline?

a)

Gravitational Force

b)

Applied Force upon moving upward

c)

Tension / Spring Force

d)

Air Resistance

7.

What are the forces present during paragliding?

a)

Air resistance

b)

Gravitational Force

c)

MagneticForce

d)

Tension Force

8.

What does an unbalanced force tend to do?

a)

Never tends to change the state of motion of the body

b)

Never exists

c)

Tends to change the state of motion of a body

d)

Does not provide acceleration to the body

9.

When a plane is moving skyward, what type of force is acting?

a)

Normal Force

b)

Unbalanced Force

c)

Spring Force

d)

Balanced Force

10.

What forces are acting on a skydiver as they immediately fall from the aircraft?

a)

Gravitational Force

b)

Spring Force

c)

Air Resistance

d)

Tension Force

11.

 

Force always changes an object’s state of motion.

a)

True

b)

False

12.

The net force acting on the object is always equal to Zero.

a)

True

b)

False

13.

When the forces are balanced, the net force is nonzero.

a)

True

b)

False

14.

Force acting on the object cannot be measured.

a)

True

b)

False

15.

Force exists in every interaction.

a)

True

b)

False

16.

A force applied on a body always bring a change in its state of motion.

a)

True

b)

False

17.

A force always changes the state of motion of an object.

a)

True

b)

False

18.

What brings a change in the state of the motion of an object?

a)

path of motion

b)

mass of the object

c)

force acting on the object

d)

density of the object

19.

An object resists any change in it's state of motion, unless compelled to change by an external force acting on it.

a)

True

b)

False

20.

If two forces act on an object in the same direction, the net force is the:

a)

difference of two forces

b)

sum of two forces

c)

only one of the forces act on the object.

d)

neither force can affect the object.

21.
Which statement is true about a moving object?
When an object is ....
a)
...accelerating, the resultant force acting on it must be zero
b)
... moving at a steady speed, the air resistance acting on it must equal zero
c)
... moving at a steady speed, the resultant force acting on it must equal zero
d)
... moving, there must be a resultant force acting on it.
22.
A woman lifts 20 bricks, each of weight 6N.
What other information is needed to calculate the useful work done in lifting the bricks?
a)
the distance she lifts the bricks
b)
the mass of the bricks
c)
the time taken to lift the bricks
d)
the volume of the bricks
23.
How far does the car travel before it reaches a steady speed?
a)
10m
b)
20m
c)
100m
d)
200m
24.
Which statement is correct about a bottle of water?
a)
its mass at the North Pole is different from its mass at the Equator
b)
its mass is measured in newtons
c)
its weight and mass are the same thing
d)
its weight is one of the forces acting on it
25.
a)
  A
b)
  B
c)
  C
d)
  D
26.
Which statement about mass and weight is correct?
a)
Mass and weight are both forces
b)
Neither mass nor weight is a force
c)
Only mass is a force
d)
Only weight is a force
27.
a)
   A
b)
  B
c)
   C
d)
   D
28.
In a race, a car travels 60 times around a 3.6km track. This takes 2.4 hours. What is the average speed of the car?
a)
1.5 km/h
b)
90 km/h
c)
144 km/h
d)
216 km/h
29.
Which quantity is measured in newtons?
a)
density
b)
energy
c)
pressure
d)
weight
30.
Two forces act on an object.
In which situation is it IMPOSSIBLE for the object to be in equilibrium?
a)
The two forces act in the same direction
b)
The two forces act through the same point
c)
The two forces are of the same type
d)
The two forces are the same size
31.

The force you get when a material like a rope or string is being

     stretched

a)

Friction

b)

Gravity

c)

Tension

d)

Normal

32.

Forces have both ________ and direction.

a)

Magnitude

b)

Velocity

c)

Gravity

d)

Acceleration

33.

Name the missing force.

a)

Normal Force

b)

Push/Pull Force

c)

Friction Force

d)

Tension Force

34.

A rightward force is applied to a box to accelerate it to the right across the bedroom floor.

a)
b)
c)
d)
35.
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
36.

What direction does friction apply force to an object?

a)

In the opposite direction that object is moving.

b)

In the same direction that the object is moving.

c)

In the opposite direction of the applied force

d)

in the same direction of the applied force.

37.

What Newton's law is the reasoning behind trucks cargo kept moving when the truck stopped.

a)

Newton's 1st Law

b)

Newton's 2nd Law

c)

Newton's 3rd Law

38.

If two toy trucks are pushed with the same force, Which one will move the longest distance?

a)

The one with more mass

b)

The one with less mass

c)

The mass will make no difference

39.

What is the gravitational field strength on Earth?

a)
8.0 m/s²
b)

1.00 m/s²

c)
10.5 m/s²
d)

9.8 m/s²

40.

The diagram shows a diver underwater. Which one is not true about his motion?

a)

He will go up.

b)

He will accelerate.

c)

He will stay stationary.

d)

The forces are unbalanced.

41.

A train of mass 800000 kg is slowing down. What acceleration is produced if the braking force is 1400000 N?

a)
-2.5 m/s²
b)
0.5 m/s²
c)
-1.75 m/s²
42.

What is the resultant force acting on the lorry? Draw it in the picture.

43.
What is a PUSH or PULL of an object?
a)
Motion
b)
Force
c)
Friction
d)
Gravity
44.
Which force produces a change in motion?
a)
unbalanced force
b)
balanced force
c)
gravitational force
d)
frictional force
45.
If these boys 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.
46.
What is the net force on the block? (click on the words to view the picture)
a)
5 Newtons up
b)
5 Newtons down
c)
15 Newtons up
d)
15 Newtons down
47.
If a 10 kilogram object accelerates suddenly at 15 m/s2, how much force was applied to the object?
a)
150 Newtons
b)
15 Newtons
c)
150 kilograms
d)
100 kilograms
48.
A baseball is thrown a distance of 50 meters. What is the speed if it takes 2 seconds to cover that distance?
a)
100 m/s2
b)
25 m/s2
c)
52 m/s2
d)
100 seconds
49.
Speed is equal to 
a)
Distance/Time
b)
Time/Distance
c)
Time x Distance
d)
Acceleration
50.
What is the unit to MEASURE force?
a)
Kilogram
b)
Meter
c)
Pascal
d)
Newton
51.
Calculate the Net Force. 
a)
60N, Left 
b)
40N, Right 
c)
0N
d)
60N, Right
52.
"For every action, there is an equal and opposite reaction."
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
Newton's 4th Law
53.
Force = Mass x Acceleration
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
Newton's 4th Law
54.
Newton’s first law of motion is also called the law of ________?
a)
Mass
b)
Inertia
c)
Force
d)
Velocity
55.
Slamming on the brakes in a moving car makes a passenger move forward against his or her seat belt because
a)
the passenger has the inertia to keep moving forward
b)
the passenger is being pushed by the seats of the car
c)
the passenger is better able to stop themselves in this manner
d)
the passenger has an equal and opposite force supporting their weight
56.
How long will an object remain at rest, according to Newton's First Law of Motion?
a)
it can't rest
b)
until noon
c)
until an unbalanced force occurs
d)
as long as there are unbalanced forces acting on it 
57.
You are sitting in a car that isn't moving; the car accelerates. Your body is pushed back. Explain. 
a)
newtons
b)
vector
c)
inertia
d)
gravity
58.
Why is it harder to push a van filled with bowling balls than it is to push a van with basketballs?
a)
The mass of the car is greater than the mass of the basketballs
b)
The mass of the bowling balls is greater than the mass of the basketballs
c)
The van with the basketballs is bigger than the van with the bowling balls
d)
It should be equally as hard to push the two vans
59.
A wheelbarrow is experiencing two forces. One is pushing 5N east and another 5N west. What is true about the motion of the wheelbarrow?
a)
it isn't moving
b)
it is accelerating
c)
it is slowing down
d)
its speed is constant
60.
A 260.5N unbalanced force applied to push a chair across the room causing an acceleration of 4.2 m/s2. What is the mass of the chair?
a)
62.02 kg
b)
63.69 kg
c)
263.3 kg
d)
1123.5 kg
61.
The resultant force on the box is 
a)
2 Newtons to the left
b)
10 Newtons to the right
c)
10 Newtons to the left
d)
20 Newtons to the right
62.

A rocket pushes burning gases DOWN which causes the rocket to launch UP. Which law is this?

a)

Law 1

b)

Law 2

c)

Law 3

63.
If a force of 26 N is exerted on two balls, one with a mass of 0.52 kg and the other with a mass of 0.78 kg, which ball will have the greater acceleration?  (F=ma)
a)
The one with a mass of .78 kg will have the greatest acceleration.
b)
The one with a mass of .52 kg will have the greatest acceleration.
c)
They will both accelerate at the same rate.
64.
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
65.
Unit of mass
a)
m/s 2
b)
m/s
c)
newtons
d)
kg
66.
If net force acting on object is 0, then the force is considered to be..
a)
Balanced
b)
Unbalanced
c)
Equal in Direction
d)
Distance/Time
67.
The total momentum before a collision is _________ the total momentum after a collision.
a)
equal to 
b)
less than 
c)
more than
d)
It depends on the type of collision