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Newton's Laws for Hyperdoc

Total questions: 25

Worksheet time: 17mins

Name
Class
Date
1.
Newton’s first law of motion is also known as the law of
a)
inertia.
b)
action/reaction.
c)
acceleration.
d)
gravity.
2.
An object at rest will remain at rest unless acted upon by
a)
a force.
b)
an acceleration.
c)
a reaction.
d)
a motion.
3.
An object in motion will remain in motion unless acted upon by
a)
a force.
b)
an acceleration.
c)
a reaction.
d)
a motion.
4.
An object in motion will continue to move in that same ____ unless a force acts on it.
a)
direction
b)
acceleration
c)
system
d)
way
5.
The property of an object that causes it to resist changes in motion is called
a)
inertia.
b)
acceleration.
c)
action.
d)
reaction.
6.
The property of an object that determines how much inertia it has.
a)
mass
b)
volume
c)
weight
d)
density
7.
Which is more inertia - a bicycle or a bus?
a)
bus
b)
bicycle
c)
they have the same inertia
d)
none of the above
8.
Newton's second law of motion is also known as the law of
a)
acceleration.
b)
inertia.
c)
action/reaction.
d)
gravity.
9.
Newton's second law states that when an unbalanced force is applied to an object, it causes it to
a)
accelerate.
b)
speed up.
c)
slow down.
d)
stop.
10.
The greater the force applied to an object, the _____ the acceleration.
a)
higher
b)
lower
c)
better
d)
worse
11.
The lesser the force applied to an object, the _____ the acceleration.
a)
lower
b)
higher
c)
better
d)
worse
12.
If a large force is applied to an object with a small mass, then it will have a _____ acceleration.
a)
large
b)
small
c)
negative
d)
positive
13.
If a small force is applied to an object with a large mass, then it will have a _____ acceleration.
a)
small
b)
large
c)
negative
d)
positive
14.
The equation used to solve Newton's second law problems is
a)
F=ma
b)
E=mc2
c)
a=Fm
d)
m=Fa
15.
Newton's third law of motion is also known as the law of
a)
action/reaction.
b)
inertia.
c)
acceleration.
d)
gravity.
16.
Newton's third law of motion states that forces must always occur in
a)
pairs.
b)
singles.
c)
triples.
d)
the universe.
17.
As you stand on the floor, the action force is that your feet push down on the floor. What is the reaction force?
a)
The floor pushes up against your feet.
b)
Your feet push against your shoes.
c)
The floor pushes down on your feet.
d)
Gravity.
18.
As your finger pushes on your phone's screen, the reaction force is that
a)
your screen pushes on your finger.
b)
the phone turns on.
c)
your screen gets dirty.
d)
the screen cracks.
19.

When all individual forces acting on an object are balanced, it is the natural tendency of an object to _____.

a)

eventually stop

b)

accelerate

c)

either stay at rest or come to a rest position

d)

either speed up, slow down or keep the same speed

e)

keep its velocity constant (either at a zero or non-zero value)

20.

An object is at rest. What can be concluded about the forces acting upon the object?

a)

There are no forces acting upon the object.

b)

The forces that act upon the object have a strength of 0 Newton.

c)

There are four forces acting upon the object; they are all equal.

d)

The forces that act upon the object balance each other.

21.

An elevator is moving to the downward and slowing down. Which one of the following statements correctly describes the forces acting upon the elevator?

a)

Upward force(s) is(are) stronger than the downward force(s).

b)

Downward force(s) is(are) stronger than the upward force(s).

c)

The upward force(s) is equal in strength to the downward force(s).

22.

A rightward moving object is coasting to a stop along a straight, level surface. The net force acting upon the object MUST be ____.

a)

zero

b)

directed rightward

c)

directed leftward

d)

... impossible to answer without further information.

23.

Consider the force diagrams below.


The arrows represent forces. The direction of the arrow represents the direction of the force. The length of the arrow represents the strength of the force. Identify the diagram that is consistent with the following situation: A cable pulls a crate rightward with a rightward acceleration across a horizontal surface. The surface provides a force that resists the crate's motion. (Ignore air resistance.)

a)

A

b)

B

c)

C

d)

D

e)

E

24.

Consider the following situation:


A football is traveling through the air and rising upward towards its highest point.


Identify which of the listed forces are exerted upon the object. Select all that apply.

a)

Force of gravity

b)

Normal force

c)

Friction force

d)

Tension force

e)

Applied force

25.

A rightward moving object is coasting to a stop along a straight, level surface. The net force acting upon the object MUST be ____.

a)

zero

b)

directed rightward

c)

directed leftward

d)

... impossible to answer without further information.