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PS.2 Review

Total questions: 40

Worksheet time: 57mins

Name
Class
Date
1.
Any push or pull on an object.
a)
Force
b)
Acceleration
c)
Velocity
d)
The distance traveled and the time it takes.
e)
No choice is correct
2.
Which of Newton's laws states that objects at rest stay at rest, and objects in motion stay in motion, unless acted on by an outside force.
a)
Newton's 1st Law
b)
Force
c)
Acceleration
d)
Velocity
e)
No choice is correct
3.
Which of Newton's laws states that the greater the mass of an object, the greater the force needed to accelerate it.
a)
Newton's 2nd Law
b)
Newton's 1st Law
c)
Force
d)
Acceleration
e)
No choice is correct
4.
Which of Newton's laws states "For every action, there is an equal and opposite reaction force"?
a)
Newton's 3rd Law
b)
Newton's 2nd Law
c)
Newton's 1st Law
d)
Force
e)
No choice is correct
5.
The amount of matter in an object.
a)
Mass
b)
Newton's 3rd Law
c)
Newton's 2nd Law
d)
Newton's 1st Law
e)
No choice is correct
6.
The force of gravity acting on a mass.
a)
Weight
b)
Mass
c)
Newton's 3rd Law
d)
Newton's 2nd Law
e)
No choice is correct
7.
Units for mass in the metric system
a)
gram
b)
Weight
c)
Mass
d)
Newton's 3rd Law
e)
No choice is correct
8.
Which statement best explains Newton's Third Law of Motion?
a)
An object at rest tends to stay at rest.
b)
For every action there is an equal and opposite reaction.
c)
The acceleration of an object is based on the force applied.
d)
An object continues its motion until an unbalanced force is applied.
9.
Which is the best example of Newton's First Law of Motion?
a)
a basketball thrown in the air falls to the ground
b)
a soccer ball remains motionless until it is kicked by a player
c)
a baseball player swings at an approaching ball
d)
an ice skater pushes back from a wall and moves backwards
10.
An object is resting motionless on a surface. According to Newton's 1st Law, the object will only start to move if
a)
the net forces on the object equal zero
b)
an unbalanced force is applied to the object
c)
the upward force of the object is equal to its acceleration
d)
two forces that are equal and opposite are applied to the object
11.
A truck that is travelling at a constant speed is carrying some boxes.  If the truck comes to a sudden stop, what will most likely happen to the boxes?
a)
They will stay in the middle of the truck.
b)
They will slide toward the front of the truck.
c)
They will slide toward the back of the truck.
d)
They will fall off the side of the truck.
12.
The force that draws all objects towards Earth.
a)
friction
b)
gravity
c)
mass
d)
acceleration
13.
A rubbing together force that slows things down and stops them.  It works against motion.
a)
acceleration
b)
mass
c)
gravity
d)
friction
14.
The soccer ball is sitting on the half line and Zach runs up to kick it.  What law will occur when he kicks it?
a)
An object at rest will remain at rest unless acted on by an unbalanced force.
b)
An object will remain motionless until it decides to move.
c)
The harder Zack kicks the ball, the less distance it will travel.
d)
Time travel has always been possible.  You just have to believe.
15.
If Brandon wants the  baseball to go far, he must use _________ force when he swings the bat.
a)
no
b)
equal
c)
less
d)
more
16.
Newton's first law that says an object at rest will remain at rest unless acted upon by an unbalanced force is also called the law of 
a)
acceleration
b)
inertia
c)
action and reaction
d)
may the force be with you
17.
What kind(s) of objects have inertia?
a)
all objects with mass
b)
only objects at rest
c)
only objects in motion
d)
only objects whose motion is being changed
18.
A book weighs 4 N. When held at rest in your hands, the net force on the book is
 
a)
0 N.
b)
 0.4 N.
c)
 4 N.
d)
 39 N.
19.
What is the net force?
a)
5000 N right
b)
4000 N right
c)
40 N left
d)
4000 N left
20.
Which of the following shows the direction of the friction force?
a)
A
b)
B
c)
C
d)
D
21.
Which force produces a change in motion?
a)
unbalanced force
b)
balanced force
c)
gravitational force
d)
frictional force
22.
What is the standard unit force is measured in?
a)
Newtons
b)
pounds
c)
grams
d)
meters
23.
What is the formula for force?
a)
F=M/A
b)
F=MA
c)
F=AX
d)
what is force?
24.
According to Newton's second law, if you increase the force applied to an object :
a)
it accelerates more
b)
it doesn't move
c)
you get more inertia
d)
it decelerates
25.
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 
26.
A place or object used for comparison to determine if another object is in motion is called a
a)
comparison point
b)
reference point
c)
point of view
d)
motion detector
27.

An object is _____ if its position changes.

a)

in motion

b)

at reset

c)

a frame of reference

d)

magical

28.
The measure of how quickly something moves or the distance it moves in a given amount of time is called
a)
motion
b)
position
c)
speed
d)
location
29.

Which of Newton’s Laws explains a rocket’s movement during launch?

a)

Newton's First Law of Motion

b)

Newton's Second Law of Motion

c)

Newton's Third Law of Motion

d)

Newton's Fourth Law of Motion

30.
A place or object used for comparison to determine if an object is in motion
a)
motion
b)
International System of Units (SI)
c)
instantaneous speed
d)
reference point
31.

Isaac Newton stated for every action there is an

_________ and _________ reaction.

a)

equal and same

b)

equal and opposite

c)

unequal and same

d)

unequal and opposite

32.

What determines an object’s mass?

a)

amount of matter

b)

amount of friction

c)

amount of force

d)

amount of gravity

33.

What is inertia?

a)

Only how things move

b)

Only how things do not move

c)

How things move and don't move

d)

All of the above

34.

While you’re ice-skating with your friends, you push off from one end of the rink and slide forward. Based on Newton’s first law of motion, what is true?

a)

You will lose your balance and fall over before your reach the middle of the ice rink.

b)

You will continue to slide across the ice until a force makes you stop or change direction.

c)

The force of gravity will make you keep your velocity until your friends make you stop.

d)

The size of your ice skates will determine how quickly or slowly you travel across the ice.

35.

What does friction do to a moving object?

a)

Makes it rise

b)

Slows it down

c)

Speeds it up

d)

All of the above

36.

A force can____________.

a)

make an object move

b)

make a moving object stop moving

c)

slow an object down

d)

all of the above

37.

True or false: An object resting on the ground can move without force.

a)

True

b)

False

38.

What is Inertia?

a)

An object at rest will move and an object in motion will stop.

b)

Objects are lazy.

c)

An object at rest will stay at rest, and an object in motion will stay in motion unless acted upon by an outside force.

d)

F=M X A

39.

An object that is moving at a constant speed is considered what?

a)

balanced

b)

unbalanced

c)

inertia

d)

reference point

40.

As the earth orbits around the sun, it's motion is considered what?

a)

unbalanced

b)

not moving

c)

balanced

d)

increasing in speed

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