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Worksheets

Physical Science

Total questions: 194

Worksheet time: 3hrs 41mins

Name
Class
Date
1.

What kind of change is cutting paper?

a)
b)
2.

What kind of change is breaking a window?

a)
b)
3.

What kind of change is frying an egg?

a)
b)
4.

What kind of change is burning wood?

a)
b)
5.

What kind of change is a melting popsicle?

a)
b)
6.

What kind of change is exploding fireworks?

a)
b)
7.

What kind of change is baking a cake?

a)
b)
8.

What kind of change is metal rusting?

a)
b)
9.

What kind of change is freezing water into ice cubes?

a)
b)
10.

What kind of change is crushing a soda can?

a)
b)
11.

What kind of change is cutting your hair?

a)
b)
12.

What kind of change is a rotting banana?

a)
b)
13.

What kind of change is toasting bread?

a)
b)
14.

What kind of change is mixing vinegar & baking soda?

a)
b)
15.

What kind of change is squeezing juice out of an orange?

a)
b)
16.
Which is a way that a piece of paper can go through a chemical change?
a)
fold the paper in half
b)
soak the paper in water
c)
burn the paper with fire
d)
cut the paper with scissors
17.
Glass bottle that is shattered
a)
Chemical Change
b)
Physical Change
18.

A physical change _____________ the identity of the substance.

a)

changes

b)

maintains

19.

Color change like in a drop of food coloring in water, is a _________ change.

a)

physical

b)

chemical

20.

Copper tarnishing is an example of a ___________ change.

a)

physical

b)

chemical

21.
Grass growing in a lawn
a)
Chemical Change
b)
Physical Change
22.
Sugar dissolves in water
a)
Chemical Change
b)
Physical Change
23.

Equation for Newton's Law

a)

F=MA

b)

F=MG

c)

M=2GH

d)

H=2MA

24.

How many of Newton's Laws are there?

a)

1

b)

2

c)

3

d)

4

25.

The force that is exerted on every object on Earth?

a)

friction

b)

Gravity

c)

sunlight

d)

wind

26.

1 meter is 1000 mm

a)

true

b)

false

27.

The sum of all forces acting on an object and direction is called the

a)

Balanced Force

b)

Net Force

c)

Unbalanced Force

d)

Contact Force

28.

A push/pull exerted on an object is called

a)

Force

b)

Momentum

c)

Speed

d)

Net force

29.

Are the forces balanced or unbalanced?

a)

Balanced

b)

Unbalanced

30.

Forces have both ________ and direction.

a)

Magnitude

b)

Speed

c)

Gravity

d)

Height

31.

Name the missing force.

a)

Normal Force

b)

Push/Pull Force

c)

Friction Force

d)

Tension Force

32.

Name the missing force.

a)

Normal Force

b)

Friction Force

c)

Gravitational Force

d)

Push/Pull Force

33.

Name the missing force.

a)

Gravitational Force

b)

Normal Force

c)

Tension Force

d)

Friction Force

34.

The force that keeps objects on top of surfaces instead of letting them sink into the surface is known as:

a)

Normal Force

b)

Gravitational Force

c)

Friction Force

d)

Air resistance

35.

This diagram can be used to indicate which of the following? (TWO correct answers)

a)

An object at rest

b)

An object accelerating

c)

An object decelerating

d)

an object moving at a constant velocity (speed)

e)

(Trick question -- there is only one correct answer)

36.

Which of the following is true about this free-body diagram?

a)

the forces are balanced

b)

the object is moving upward

c)

the object is free-falling

d)

the forces are unbalanced

37.

Newton's First Law: An object in motion will stay in motion and an object at rest will stay at (a)   unless acted on by an outside force.

38.

A leftward force is applied to a crate to push it across the floor at a constant speed. Which is the correct force diagram?

a)
b)
c)
d)
39.

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

a)
b)
c)
d)
40.

Which one of Newton's laws is shown

a)

3rd law

b)

2nd law

c)

1st law

41.

What does this picture represent

a)

Force,magnetism,acceleration

b)

Force, money, Apples

c)

Force, Mass, Acceleration

d)

Funny, monkeys, Arrive

42.

Which one of Newton's laws are displayed

a)

2nd law

b)

1st law

c)

3rd law

43.

Which of Newton's laws is shown

a)

1st law

b)

3rd law

c)

2nd law

44.

This is Newton's 3rd law

a)

True

b)

False

45.

An object in motion will stay in motion and an object at rest will stay at rest unless acted upon by an outside force. Which of Newton's laws does this describe?

a)

2nd law

b)

1st law

c)

3rd law

46.

If there is a big mass, it would need a stronger force to accelerate it. Which of Newton's laws does this describe?

a)

3rd law

b)

1st law

c)

2nd law

47.

What force slows objects down and keeps them from moving?

a)

Acceleration

b)

Gravity

c)

Friction

d)

Net Force

48.

When there is a change in motion?

a)

When forces are balanced

b)

When the forces are unbalanced

c)

Whe forces are equal

d)

Never

49.
a)

Newton's 1st Law

b)

Newton's 2nd Law

c)

Newton's 3rd Law

d)

All of the above

50.

Which of Newton's laws best describes inertia?

a)

1

b)

2

c)

3

d)

All of the above

51.

Object tendency to resist change

a)

Friction

b)

Inertia

c)

Forcé

d)

Gravity

52.

. Force exerted between the surfaces of two objects.

a)

Friction

b)

Inertia

c)

Forces

d)

Gravity

53.

Newton's 1st Law is also called the Law of ...

a)

Friction

b)

Inertia

c)

Unbalanced forces

d)

Newtons

54.
An object in motion tends to stay in motion unless an ___ force acts on it.
a)
unbalanced
b)
balanced
55.
The tendency of an object to resist a change in motion is...
a)
inertia
b)
kinetic energy
c)
vector
d)
net force
56.
Objects with greater _________ also have greater inertia.
a)
speed
b)
mass
c)
temperature
d)
friction
57.
The law of inertia (Newton’s First Law) applies
a)
to both moving and nonmoving objects
b)
only to moving objects
c)
only to objects that are not moving
58.

Because of inertia, a moving object will keep ________ unless acted on by an unbalanced force.

a)

at rest

b)

moving

c)

in one spot

d)

inertia

59.
Because of inertia, a resting object will remain at ________.
a)
rest
b)
a constant speed
c)
school
d)
inertia 
60.
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
61.
You push on a car and it does not move.  What is true about the inertia?
a)
The inertia is changing
b)
The inertia of the car is too great 
c)
The inertia of the person is equal to the car
d)
There is not inertia because of no movement
62.
An object following a straight-line path at a constant speed 
a)
has zero acceleration
b)
has no forces acting on it
c)
has a net force acting in the direction of motion
d)
none of these
63.
One object has twice as much mass as another object. The first object also has also twice as much...
a)
velocity
b)
gracitational acceleration
c)
inertia
d)
all of these
64.
If a hockey puck slides on a frictionless force it will eventually slow down because of its inertia.
a)
True
b)
False
65.
Objects at rest remain at rest and objects traveling at a steady rate in a straight line continue that way until a _________acts on them.  
a)
force
b)
velocity
c)
inertia
d)
acceleration 
66.
Why is the net force 0 in the image?
a)
Because the elephants are the same size
b)
Because they are both pulling the same amount of force in opposite directions
c)
Because they are elephants
d)
Because they are pulling away from each other.
67.

A baseball bat hits a baseball with a force of 100 Newtons. What is the force and its direction exerted by the ball on the bat?

a)

100 Newtons, same direction

b)

100 Newtons, opposite direction

c)

200 Newtons, opposite direction

d)

200 Newtons, same direction

68.

The nozzle of a rocket is pointed downward so that as fuel is ignited, the exhaust pushes downward. Why is this arrangement necessary for a rocket to function properly?

a)

The rocket is protected from the heat of the exhaust.

b)

Burned fuel can be collected on the ground.

c)

As fuel is combusted, the rocket pushes the gases backward and the gases push the rocket forward.

d)

This allows the rocket to be steered properly.

69.

This is always equal and opposite to the action force

a)

Motion

b)

Collide

c)

Force

d)

Newton's 3rd Law

70.

The illustration shows the forces in Newtons (N) acting on three different blocks. Which blocks will move under these conditions?

a)

Blocks 1 and 2

b)

Blocks 2 and 3

c)

Blocks 1, 2, and 3

d)

Blocks 1 and 3

71.

A push or pull that can change an object’s motion

a)

Force

b)

Motion

c)

Reference Frame

d)

Direction

72.

Students attached both ends of a long wire to the poles of a battery and wrapped the wire around a spoon. In this arrangement, the spoon is able to pick up five paper clips. The students wrap more wire around the spoon and want to determine if the strength of the magnetic force has increased. Which of the following observations would indicate that wrapping more wire has increased the strength of the electromagnet?

a)

More wire was needed to wrap around the spoon.

b)

The spoon now picks up seven paper clips.

c)

Eventually the battery runs out of energy.

d)

The ends of the wire must touch the battery's poles.

73.

The tendency to pull other objects toward it

a)

Magnitude

b)

Attraction

c)

Repulsive

d)

Current

74.

An astronaut way out in space is considered to be “weightless" This is because–

a)

his mass is so small relative to the earth that gravity doesn't affect him.

b)

gravitational force decreases greatly over long distances.

c)

gravitational force pushes objects away from each other at long distances.

d)

objects far away from the earth have less mass.

75.

Which of the following does not affect the gravitational force between the earth and the sun?

a)

The mass of the earth

b)

The mass of the sun

c)

The distance between the earth and the sun

d)

The net electrical charge of the earth

76.

The force between two masses

a)

Gravitational force

b)

Force

c)

Mass

d)

Interacting objects

77.

Which of the following graphs shows how the mass of an object affects the amount of force needed to move it?

a)

A

b)

B

c)

C

d)

D

78.

What is the force on 400g object that's accelerating at 2m/s^2

a)

200N

b)

200

c)

800N

d)

800

79.

What is the force on a 40g object that's accelerating 10m/s^2

a)

4N

b)

4

c)

400N

d)

40

80.

What is the unit for force?

a)

Newton

b)

Grams

c)

m/s^2

d)

Push

81.

What is the unit for acceleration?

a)

m/s^2

b)

m/s

c)

Newtons

d)

grams

82.

If a 200g object is being pushed causing to accelerate into 10m/s^2, what was the force on the object?

a)

20N

b)

200N

c)

2000N

d)

1/2N

83.

What kind of force is gravity?

a)

pushing force

b)

spinning force

c)

attractive force

84.

Which object would a soccerball go towards if gravity was the ONLY force?

a)

pencil

b)

golfball

c)

bouncy ball

d)

grizzly bear

85.

Which of the following would the masses NOT move because of equal gravitational force?

a)

one mass of 200g the other of 100 grams

b)

one mass of 40 grams the other of 80 grams

c)

one mass of 100 grams and the other of 100 grams

86.

Which object would have the largest gravitational pull?

a)

a cat

b)

a bunny

c)

a lightbulb

d)

a couch

87.

If an object is slowing down at a rate of -5m/s^2 and a mass of 5grams, what force is on the object?

a)

25N

b)

1N

c)

-25N

d)

-1N

88.

If something is experiencing a force of 100 N is it speeding up or slowing down

a)

speeding up

b)

slowing down

89.

an object is experiencing a force of -39N is it speeding up or slowing down

a)

speeding up

b)

slowing down

90.

What is the weight of an object of mass 10g if g is 10?

a)

1N

b)

.1N

c)

10N

d)

100N

91.

estimate the mass of an object who's weight is 100N

a)

100g

b)

100m/s^2

c)

10g

d)

10N

92.

What is the acceleration due to gravity here on earth?

a)

20m/s^2

b)

9.8m/s^2

c)

5m/s^2

93.

Why does the moon have less gravity than earth?

a)

it is not as attractive

b)

it doesn't have water

c)

it is made of less mass

94.

Look at the pictures of the cars. Which car will have the most air resistance force acting upon it? They will be moving at the same speed.

a)
b)
c)
d)

All will have equal air resistance force.

95.

Look at the pictures of the cars. Which car will have the most air resistance force acting upon it? They will be moving at the same speed.

a)
b)
c)
d)

All will have equal air resistance force.

96.

What is a parachute designed to maximize?

a)

Gravity

b)

Air Pressure

c)

Air Resistance

d)

Thrust

97.

Air resistance pushes against falling

objects and __________________.

a)

Speeds them up

b)

Keeps them afloat

c)

Slows them down

d)

Spins them

98.

What makes objects fall to the earth

a)

Gravity

b)

Wind

c)

Force

d)

Air Pressure

99.

When dropped from the same distance, which will fall to the floor faster?

a)
b)
100.

What causes an object to fall faster?

a)

Smaller surface area

b)

Larger surface area

c)

If it has a parachute

d)

If it is softer

101.

The more streamlined an object is, the...

a)

More air resistance

b)

Less air resistance

c)

Slower air resistance

d)

Faster air resistance

102.

An object is falling downward through Earth's atmosphere. In which direction is the air resistance force?

a)

Down

b)

Up

c)

Around the object

d)

Through the object

103.

Which two of these forces act on parachutes?

a)

Air Resistance

b)

Gravity

c)

Thrust

d)

Kinetic Energy

104.

The larger the surface area of the moving object, the ___________ air resistance there is.

a)

Less

b)

More

c)

Longer

d)

Quicker

105.

Which has more air resistance?

a)
b)
106.

Air resistance is a force caused by...

a)

Water pushing against moving objects

b)

Air pushing against moving objects

c)

Gravity pushing against moving objects

d)

Normal force pushing against moving objects

107.

When you drop a hammer and a feather on the moon what will happen? There is no air on the moon.

a)

They will hit at the same time

b)

The hammer will hit first

c)

The feather will hit first

108.

What is a parachute designed to maximize?

a)

Gravity

b)

Air Pressure

c)

Air Resistance

d)

Thrust

109.

Static Friction is present only when an object is at rest.

a)

True.

b)

False.

110.

A 2.0-N force acts horizontally on a 10-N block that is initially at rest on a horizontal surface. The coefficient of static friction between the block and the surface is 0.50.What is the magnitude of the frictional force that acts on the block?

a)

5 N

b)

8 N

c)

2 N

d)

0 N

111.
What is a friction force  acting on an NON- moving object.
a)
Static friction 
b)
Fuild friction 
c)
Rolling friction 
d)
Sliding Friction 
112.

Friction always...

a)

Resists motion

b)

Is negative

c)

Goes against the applied force

d)

Is determined by weight

113.
The rougher the surface, the faster an object will travel over the surface.
a)
True
b)
False
114.

What is static friction?

a)

the friction between two objects that are not moving

b)

friction between a rolling object and the surface that it is rolling on

c)

friction is friction where an object rubs against another surface

d)

friction of something going through any type of liquid or air

115.
How does friction affect speed?
a)
more friction decreases speed
b)
more friction increases speed
c)
less friction decreases speed
116.
A puck slides along an icy surface. What makes it slow down?
a)
It runs out of push
b)
It rubs against the ice
c)
It runs out of electricity
117.

The attractive force that exists between all objects that have mass

a)

Weight

b)

Gravity

c)

Mass

d)

Magnetism

118.
Any object with mass has gravity.
a)
True
b)
False
119.
As distance between two objects increase the pull of gravity 
a)
Increases
b)
Decreases
120.
A person would weigh less on on the Moon than on the Earth because . . .
a)
Moon has more mass, and therefore more gravity
b)
Moon has less mass, and therefore more gravity
c)
Moon has more mass, and therefore less gravity
d)
Moon has less mass and therefore less gravity
121.

What does gravity depend on?

a)

mass and weight

b)

speed and distance

c)

distance and direction

d)

mass and distance

122.

The amount of gravity pushing down on an object

a)

force

b)

weight

c)

mass

d)

gravity

123.

this type of friction keeps an object at rest

a)

sliding

b)

static

c)

fluid

d)

fake

124.

The First Law of Motion is also called what?

a)

Acceleration

b)

Velocity

c)

Inertia

d)

Force

125.

The Second Law of Motion is also written as what?

a)

y = mx + b

b)

f = ma

c)

a^2 + b^2 = c^2

d)

d / t = v

126.

The Third Law of Motion states that for every action there is an opposite and equal what?

a)

action

b)

reaction

c)

force

d)

burst

127.

A force is a what?

a)

push or pull

b)

thing used by Jedi's

c)

property of matter

d)

something to be reckoned with

128.

Inertia is a property of what?

a)

mass

b)

matter

c)

substance

d)

option

129.

Things at rest stay at what?

a)

motion

b)

rest

c)

home

d)

school

130.

Thing in motion stay in what?

a)

water

b)

motion

c)

school

d)

place

131.

What do we measure mass in?

a)

pounds

b)

grams

c)

ounces

d)

tons

132.

Everything in the universe is in what?

a)

motion

b)

the universe

c)

school

d)

trouble

133.

In order to move an object, the forces must be what?

a)

balanced

b)

unbalanced

c)

in motion

d)

at rest

134.
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 
135.
What is the formula for force?
a)
F=M/A
b)
F=A/M
c)
F=M*A
d)
F=M*F
136.

Because of inertia, a resting object ________.

a)

will remain at rest

b)

will move at a constant speed

c)

will eventually move

d)

is unbalanced

137.

Newton's second law of motion states that an unbalanced force is equal to mass times:

a)

acceleration

b)

force

c)

motion

d)

inertia

138.

As more unbalanced force is applied to an object, its acceleration:

a)

stays the same

b)

decreases

c)

increases

139.

Newton's third law of motion states that for every action there is:

a)

an opposite, but equal reaction.

b)

an opposite and equal reaction.

c)

a reaction.

140.

Friction and air resistance are forces that:

a)

can make an object slow down or stop

b)

pulls an object toward the center of Earth

c)

changes an object's position

d)

can't be described

141.

A force is:

a)

a push

b)

a pull

c)

both

d)

neither

142.

Which law is this picture illustrating?

a)

Law 1

b)

Law 2

c)

Law 3

143.

A book sitting on the table does not move.

a)

Law 1

b)

Law 2

c)

Law 3

144.

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

145.
Which of Newton's laws is illustrated when a magician pulls a tablecloth out from under the dishes without disturbing them?
a)
first
b)
second
c)
third 
d)
fourth
146.
A person is pushed forward into their seat belt when a car stops.  Which law is this?
a)
1st
b)
 2nd
c)
2 and 3
d)
3rd 
147.

This car is turning, but there’s a puddle of water in the road. Which diagram best shows how the puddle will affect the path of the car after it hits the puddle?

a)
b)
c)
d)
148.
On which surface will a toy car travel the furthest?
a)
Carpet
b)
Polished Wood
c)
Ice
149.
Rougher surfaces have ...
a)
greater friction
b)
less friction
c)
the same level of friction
150.

A baseball player bats a ball with a force of 1,000N. The ball exerts a reaction force against the bat of...

a)

1,000N

b)

Less than 1,000N

c)

More than 1,000N

d)

500N

151.

If an object exerts a force of 7,000N, what is the reaction force that is exerted?

(a)  

152.

How many laws did Newton make?

a)

Newton made 5 Laws

b)

Newton made 3 Laws

c)

Newton made 2 Laws

d)

Newton made 1 Law

153.

In Newtons first law a pencil on a table will remain there unless (a)   .

154.

Is the 3rd law the law of Action?

a)

True

b)

False

155.

What was Isaac Newton?

a)

Mathematician, Astronomer, Scientist, and Author.

b)

Scientist, Dog Walker, School Teacher

c)

FBI Agent, Scientist, Daveed!!!!!

d)

Stay at home parent, Bill Nye, Rick Sanchez

156.

What does the law of acceleration mean?

a)

The change of velocity.

b)

Staying in place.

c)

How to ride a bike.

d)

Eating candy.

157.

True or False? Isaac Newton originally was going to make 5 laws.

a)

True

b)

False

158.

What s a balanced force?

a)

Any push or pull

b)

something that causes no motion

c)

tendency of an object to resist a change in its motion

d)

something that causes motion

159.

What is an unbalanced force?

a)

Tendency of an object to resist a change in its motion

b)

Something that causes motion

c)

Something that causes no motion

d)

When there is an equal amount of force on each side

160.

A force can

a)

start an object moving

b)

stop an object from moving

c)

Both A & B are correct

161.

Which of the following objects has the greatest inertia?

a)

A large truck parked in the side of the street

b)

A softball traveling at 95 miles per hour

c)

A laptop sitting on your desk

162.

A person does not wear a seat belt and hits the windshield during a car accident. Why?

a)

The driver was texting while driving

b)

The inertia of the unbelted person

c)

The car was wrecked.

163.

According to Newton's 2nd Law of Motion, force equals mass times ?

a)

inertia

b)

speed

c)

acceleration

d)

weight

164.

The amount of matter in an object is?

a)

inertia

b)

mass

c)

acceleration

d)

force

165.

A garbage can full of trash needs a stronger force to move it to the curb than an empty garbage can. Which of Newton's Laws does this represent?

a)

1

b)

2

c)

3

166.

What law does N/kg = m/s 2 belong in?

a)

Newtons 4th Law

b)

Law of Newton

c)

Newtons 1st Law

d)

Newtons 2nd Law

167.

Every (a)   has a reaction.

168.

Force - A (a)   or pull that acts on an object.

169.

True or False: The laws of motion are important to the world.

a)

True

b)

False

170.

Inertia - An object at rest stays at rest, an object in (a)   stays in motion in the same direction and speed.

171.

What is the unit of force?

a)

Newton

b)

Newton (N)

c)

I don't know

d)

Force

172.

Force - Mass x (a)  

173.

Force that acts between two masses

a)

Inertia

b)

Force

c)

Gravity

d)

Velocity

174.

What explains a quantity that has BOTH speed and direction?

a)

Inertia

b)

Force

c)

Speed

d)

Velocity

175.

Looking at the image. Decide if this is balanced or unbalanced.

a)

Unbalanced

b)

Balanced

176.

Looking at the image. Decide if this is balanced or unbalanced.

a)

Unbalanced

b)

Balanced

177.
An empty truck and a fully loaded truck are next to each other at a traffic light. When the light turns green, the lighter truck increases speed more quickly. Which of these best explains this situations
a)
Newton's first law
b)
Newton's second law
c)
Newton's third law
d)
Conservation of momentum
178.
The combination of all the forces acting on an object is the...
a)
net force
b)
action force
c)
reaction force
d)
balance force
179.
What two measurements are necessary for calculating speed?
a)
Mass and time
b)
Temperature and mass
c)
Mass and distance
d)
Distance and time
180.
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
181.
Which statement illustrates Newton’s first law?
a)
A stone will not move unless something pushes or pulls it
b)
As a car comes to a stop, the passengers continue to move forward
c)
A ball rolling across the floor eventually slows down
d)
All of them!
182.

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

183.

When a mule stops suddenly, the packages on its back continue to move forward onto the ground. Which law is this?

a)

Law 1

b)

Law 2

c)

Law 3

184.
A cat sitting on couch, a pencil on desk and a car at rest are all example of..
a)
Balanced Force
b)
Unbalanced Force
185.
A car speeding up, a dog slowing down and person turning around the block are examples of..
a)
Balanced Forces
b)
Unbalanced Forces
186.
After a cannonball is fired into frictionless space, the amount of force needed to keep it going equals
a)
twice the force with which it was fired
b)
the same amount of force with which it was fired
c)
1/2 the force with which it was fired
d)
zero, since no force is required to keep it moving. 
187.

When you rub your palms together,

a)

Sliding friction occurs

b)

Static friction occurs

c)

Rolling friction occurs

d)

Fluid friction occurs

188.

When you push a desk that doesn't move,

a)

Sliding friction occurs

b)

static friction occurs

c)

rolling friction occurs

d)

fluid friction occurs

189.

When you stand on a bathroom scale, it displays the _______________ that Earth is exerting on you.

a)

gravitational force

b)

mass

c)

power

190.
What are 2 factors that determine the amount of friction between 2 objects?
a)
Force and roughness between surfaces
b)
hills and valleys and how smooth or rough the surface is
c)
Amount of force and amount of surface the comes in contact
d)
The force and the weight exerted on the surfaces
191.

What is sliding friction?

a)

friction between two surfaces that aren't moving relatively to each other

b)

friction between a rolling object and the surface that it is rolling on

c)

friction where an object rubs against another surface

d)

friction of something going through any type of liquid or air

192.
The picture of the position vs. time graph shows an object that is...
a)
accelerating/speeding up
b)
moving at a constant speed 
c)
not moving 
d)
accelerating/slowing down. 
193.

The momentum of an object depends upon the object's ___________&_____________.

a)

size and shape

b)

mass and speed

c)

mass and veloctiy

d)

mass and energy

194.
The equation to calculate momentum is
a)
p=mv
b)
p=1/2mv2
c)
p=mgh
d)
p=mg

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Fall Final Review 2023

194 questions

Fall Final Review 2023

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9th - 12th Grade