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WHS Int Sci Unit 03 - FORCES

Total questions: 156

Worksheet time: 13hrs 51mins

Name
Class
Date
1.

Which is newtons first law states

a)

An object at rest will remain at rest unless a force is applied

b)

An object is moving

c)

An object has stopped

d)

An moving object will keep going when a force is applied to it

2.

How many hours is 45 minutes?

(a)  

3.

Which is newtons 3rd law

a)

for every thing there is reaction

b)

for every reaction there is a unusual action

c)

For every reaction there is an equal and opposite reaction

d)

for every reaction there is an good action

4.

Put the decimal place where it belongs for 12600 meters and then move it the proper number of spaces to convert it to Kilometers,

5.

What force is acting on the cat at the end?

a)

Gravity

b)

Friction

c)

Momentum

6.

Is this Balanced or Unbalanced force.

a)

Unbalanced force

b)

Balanced force

7.

What causes the car to roll of the flatbed?

a)

inertia and mass

b)

hydraulics

c)

momentum

d)

My mans driving

8.

Why does he trip?

a)

friction speed

b)

momentum

9.

What happens to the apple?

a)

momentum

b)

energy transfer

c)

net force

10.

What is force

a)

A push or pull

b)

The tendency to move an object

11.

What is a balanced force

a)

A force that acts equal to each other

b)

Causes no change in motion.

12.

For a simple F=ma problem to work. The values must be in the following units.

a)

FORCE

1.

Newtons (N)

b)

MASS

2.

Kg

c)

ACCELERATION

3.

m/s2

d)

Weight

NOT USED

4.

Pounds

e)

Speed

NOT USED

5.

m/s

13.
A person not paying attention while skateboarding hits a rock. The skateboard stops...they don't.
a)
The Law of Inertia (1st law)
b)
The Law of Acceleration (2nd law)
c)
The Law of Conservation of Momentum
d)
Action Reaction Law (3rd law)
14.
A net force of 15 N is exerted on an encyclopedia to cause it to accelerate at a rate of 5 m/s2. Determine the mass of the encyclopedia?
a)
 m = 3.0 kg
b)
m = 4.0 kg 
c)
m = 3.0 ml 
d)
m = 30.0 g
15.
Determine the accelerations that result when a 12-N net force is applied to a 3-kg object. 
a)
3 m/s
b)
4 ft/s 
c)
13 m/s
d)
4 m/s 
16.
If a 10 kilogram object accelerates suddenly at 15 m/s^2, how much force was applied to the object?
a)
150 Newtons
b)
15 Newtons
c)
150 kilograms
d)
100 kilograms
17.
If an object was accelerating at 10 m/s^2, and a force of 10 newtons was required to accelerate it, what was the object's mass?
a)
1 kilogram
b)
10 kilograms
c)
2 kilograms
d)
5 kilograms
18.
The force that opposes motion between two surfaces in contact with each other.
a)
inertia
b)
friction
c)
momentum
d)
gravity
19.

A cannonball with a mass of 0.5 kg is flying at an acceleration of 10 m/sec/sec. What is its force?

a)

50 Newtons

b)

5 Newtons

c)

20 Newtons

d)

9.5 Newtons

20.
If there are two forces going in the same direction how would you find the net force?
a)
Subtract
b)
Add
c)
Neither
d)
Multiply
21.
The combination of all the forces acting on an object is the...
a)
net force
b)
action force
c)
reaction force
d)
balance force
22.
What is the net force and the direction of movement?
a)
50 Newtons, Left
b)
50 Newtons, Right
c)
500 Newtons, RIght
d)
450 Newtons, LEft
23.

A man is going north at 2.0 m/s. How many kilometers will they have gone after an hour?

For this D=sxt problem.

Can I just plug the numbers into the formula, or do I need to convert the units first.

a)

Units are fine! Send it!

b)

To use the formula you have to make the numbers you are given match first, and the easiest way is to turn an hour into seconds.

Then do the math and take your answer in meters and convert to Km like the question asks for.

c)

Take everything and multiply by 1000.

d)

Change the labels, but not the numbers and the math will work.

24.
What law of motion does this picture represent?
a)
Newtons 1st law
b)
Newtons 4th law 
c)
Newtons 3rd law 
d)
Newtons 2nd law
25.
__________ is the sum of all forces acting on an object. It is capable of accelerating a mass. 
a)
velocity
b)
gravity
c)
net force
d)
distance
26.
What is the tendency of an object to resist a change in motion?
a)
coffee
b)
motion
c)
inertia
d)
gravity
27.
Force = Mass x Acceleration
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
Newton's 4th Law
28.
"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
29.
Which one is balanced?
a)
top
b)
bottom
c)
both
d)
neither
30.
What is the magnitude (size) and direction of the net force?
a)
15 N to the left
b)
15 N to the right
c)
1 N to the left
d)
1 N to the right
31.
Matt measured a small rubber ball and made 3 other balls of the same diameter from lead, foam, and wood. Which has the greatest inertia?
a)
rubber ball
b)
lead ball
c)
foam ball
d)
wood ball
32.
A magician pulls a tablecloth out from under dishes and glasses on a table without disturbing them.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
33.
Pushing a child on a swing is easier than pushing an adult on the same swing, because the adult has more mass and requires more force to accelerate.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
34.
When you step on a Lego. You push on the Lego and the Lego pushes back on you.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
35.
Which is the best example that something has kinetic energy?
a)
a. a car parked on a steep hill 
b)
b. a tennis ball rolling across the court
c)
c. a picture hanging on the wall 
d)
d. a piece of coal before it's burned 
36.
What is kinetic energy?
a)
energy of work
b)
energy of motion
c)
energy of gravity
d)
energy of power
37.

What two factors affect an object's kinetic energy?

a)

area and volume

b)

mass and weight

c)

weight and height

d)

mass and speed

38.

Increasing an object's mass will increase its kinetic energy.

a)

true

b)

false

39.
Why is it harder to stop a four-person bobsled than a three-person bobsled?
a)
the four-person sled has more KE
b)
the four-person sled has less KE
40.
What kind of energy is in a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
41.
What kind of energy is in a stretched rubber band?
a)
Potential
b)
Kinetic
42.

What is this?

"Rocky is running 8mph North"

a)

Speed

b)

Velocity

c)

Acceleration

43.
88 m/s
a)
Speed
b)
Velocity
c)
Acceleration
44.
88 m/s north
a)
Speed
b)
Velocity
c)
Acceleration
45.
20 m/s west
a)
Speed
b)
Velocity
c)
Acceleration
46.
increase speed
a)
Speed
b)
Velocity
c)
Acceleration
47.
What is the formula to calculate speed?
a)
Speed = time/distance
b)
Speed = distance/time
c)
Speed = distance x time
d)
Speed = time x distance
48.
What is speed?
a)
how far you go
b)
how much distance is covered over a period of time
c)
how fast you accelerate
d)
the change in the location of a object
49.
Which of the following is a unit for acceleration?
a)
km/s
b)
m/s2
c)
mi/hr
d)
ft
50.
What is velocity?
a)
the quickness of an object
b)
the location of an object
c)
acceleration
d)
speed in a specific direction
51.
a)

Green object is moving at a faster constant speed than Red

b)

Red object is moving at a faster constant speed than Green

c)

Green object is moving at a slower constant speed than Red

d)

Red object is moving 2 times faster than Green

52.
a)
Object not moving
b)
Object accelerating
c)
Object slowing down
d)
Object at a constant speed
53.
Which graph shows: A car travelling at a constant speed.
a)
A
b)
B
c)
C
d)
D
54.

Which graph represents slowing down?

a)

A

b)

B

c)

C

d)

D

55.
Which graph represents the greatest acceleration?
a)
A
b)
B
c)
C
d)
D
56.
In which time interval was the object speeding up?   
a)
between 0 s and 2 s
b)
between 2 s and 4 s
c)
between 6 s and 8 s
d)
between 8 s and 10 s
57.
What is the person doing from 5 seconds to 10 seconds?
a)
Walking 
b)
Running
c)
Standing Still 
d)
Walking Fast
58.
The natural pull of objects toward each other is called ___
a)
the solar system
b)
gravity
c)
a satellite
d)
an orbit
59.
Why do we orbit the Sun and not the other way around?
a)
brighter objects tend to orbit duller ones
b)
duller objects tend to orbit brighter ones
c)
lighter objects tend to orbit heavier ones
d)
heavier objects tend to orbit lighter ones
60.
The Earth doesn't totally get sucked into the Sun, because ___
a)
it's moving too slowly around it
b)
it's moving fast enough around it
c)
it's too heavy too pull in
d)
it's too far away
61.
A group of stars, gas and dust bound together by gravity is called ___
a)
an orbit
b)
the Sun
c)
a galaxy
d)
a black hole
62.
What is the name of our galaxy?
a)
the Solar System
b)
Orbital Galaxy
c)
the Andromeda Galaxy
d)
the Milky Way
63.
An object that has a gravitational pull stronger than anything else in space is called ___
a)
a black hole
b)
a galaxy
c)
dark matter
d)
an orbit
64.
How does a meteor compare to a meteorite? 
a)
A meteor is moving through Earth's atmosphere and the meteorite actually lands on Earth
b)
A meteorite is moving through the Earth's atmosphere and the meteor actually lands on Earth
c)
Meteors are made up of Carbon and meteorites are made of ice
d)
They are the same thing
65.

What did Isaac Newton discover when the apple supposedly fell on his head?

a)

Gravity

b)

Electricty

c)

Hydrogen

d)

Plasma

66.

According to Newton, what kinds of objects are affected by gravity?

a)

Only objects inside the earth's atmosphere, like apples.

b)

Only objects that orbit the sun, like planets.

c)

Only objects with a lot of mass, like human beings.

d)

All objects in the universe.

67.
Force pair that has a net force of zero.
a)
Balanced force
b)
Unbalanced force
68.
Which one is balanced?
a)
top
b)
bottom
c)
both
d)
neither
69.
What is the net force?
a)
5000 N right
b)
4000 N right
c)
40 N left
d)
4000 N left
70.
What is the magnitude (size) and direction of the net force?
a)
15 N to the left
b)
15 N to the right
c)
1 N to the left
d)
1 N to the right
71.
When a cannon fires a cannonball we observe Newton's third law. Which force is the reaction force?
a)
The cannon moving forward
b)
The cannonball moving forward
c)
The cannon moving backward
d)
The cannonball moving backward
72.
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
73.
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
74.
Matt measured a small rubber ball and made 3 other balls of the same diameter from lead, foam, and wood. Which has the greatest inertia?
a)
rubber ball
b)
lead ball
c)
foam ball
d)
wood ball
75.
According to Newton’s first law of motion, a moving object that is not acted on by an unbalanced force will
a)
remain in motion.
b)
eventually come to a stop.
c)
change its momentum.
d)
accelerate.
76.
What law?
a)
1st
b)
2nd
c)
3rd
77.
This person bought coffee and put it on the seat next to them. If they stopped quickly and the coffee spilled which law would that represent?
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
78.
A magician pulls a tablecloth out from under dishes and glasses on a table without disturbing them.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
79.
A 20 kg bike accelerates at 10 m/s2.  what was the force
a)
25
b)
200 N
c)
20 N
d)
10 N
80.

Which example best describes Newton’s 3rd Law?

a)

Paddling a canoe to make the boat move

b)

A large truck takes longer to slow down than a car

c)

Falling forward in a train that is slowing down quickly

81.

What is another name for Newton’s 3rd law?

a)

Law of Inertia

b)

Law of Acceleration

c)

Law of Action/Reaction

82.
a push and/or a pull.
a)
force
b)
net force
c)
normal force
d)
drag force
83.
A force that results from two objects rubbing past each other.
a)
Gravity
b)
Friction
c)
Inertia
d)
Force
84.
The force that pulls objects towards Earth.
a)
Gravity
b)
Friction
c)
Inertia
d)
Force
85.
What is Force?
a)
A Push
b)
A Pull
c)
Jumping
d)
Either a push or pull
86.
 What is the unit called that measures force?
a)
Isaac
b)
Yee
c)
Newton
d)
kilogram
87.

A imagem refere-se a:

a)

Primeira Lei de Newton

b)

Segunda Lei de Newton

c)

Terceira Lei de Newton

d)

Quarta Lei de Newton

88.

Un objeto debe permanecer en reposo

a)

Primera ley

b)

Segunda ley

c)

Tercera ley

d)

Todas las anteriores

89.

"las fuerzas siempre ocurren en pares iguales y opuestos" este enunciado corresponde a :

a)

1ra ley de Newton

b)

2da ley de Newton

c)

3ra ley de Newton

d)

4ta ley de Newton

90.

La imagen hace referencia al concepto

a)

masa

b)

fuerza

c)

inercia

91.

The energy of motion

a)

Kinetic Energy

b)

Potential Energy

92.

What is stored energy?

a)

Potential Energy

b)

Kinetic Energy

93.

A scientific law stating that momentum cannot be created or destroyed.

a)

The Law of Potential Energy

b)

The Law of Kinetic Energy

c)

The Law of Conservation of Momentum

d)

The 18th Ammendment

94.

Speed with a direction of motion is

(a)  

95.

A ball travels 30 m in 5 s. What is the speed of the ball?

a)

6

b)

6 m/s

c)

6 J

d)

150 m/s

96.

155 g is how many kg?

a)

0.155 kg

b)

1.55 kg

c)

15.5 kg

d)

0.0155 kg

97.

A ball rolling 15 m in 3 s has a speed of

a)

45

b)

45 m/s

c)

5

d)

5 m/s

98.

What is 3 g converted to kg?

a)

3,000 kg

b)

.03 kg

c)

.3 kg

d)

.003 kg

99.

What is energy?

a)

something that picks up things, like a magnet.

b)

Motion of an object

c)

ability to do work

d)

magic rays of sunshine that come down when you're feeling blue.

100.

What is the metric unit for force?

a)

Km/g3

b)

N

c)

Miles

d)

Kg

e)

mL

101.

What does the second P in PIEPAL remind you to do?

a)

To draw a Diagram of what the problem is about.

b)

To take inventory and check compatibility of the units.

c)

To label and circle your final answer.

d)

To actually do the math part.

e)

To plug the numbers into the formula.

102.

What does the first P in PIEPAL remind you to do?

a)

To draw a Diagram of what the problem is about.

b)

To take inventory and check compatibility of the units.

c)

To label and circle your final answer.

d)

To actually do the math part.

e)

To plug the numbers into the formula.

103.

What does the I in PIEPAL remind you to do?

a)

To draw a Diagram of what the problem is about.

b)

To take inventory and check compatibility of the units.

c)

To label and circle your final answer.

d)

To actually do the math part.

e)

To plug the numbers into the formula.

104.

What does the A in PIEPAL remind you to do?

a)

To draw a Diagram of what the problem is about.

b)

To take inventory and check compatibility of the units.

c)

To label and circle your final answer.

d)

To actually do the math part.

e)

To plug the numbers into the formula.

105.

What does the L in PIEPAL remind you to do?

a)

To draw a Diagram of what the problem is about.

b)

To take inventory and check compatibility of the units.

c)

To label and circle your final answer.

d)

To actually do the math part.

e)

To plug the numbers into the formula.

106.

Why is your teaching making you learn the PIEPAL METHOD.

a)

To fill up the long hours before June.

b)

To make you suffer.

c)

To help you follow a technique that will help minimize mistakes for the rest of your life and often get you partial credit.

d)

Because they always need students to do it their special special way or they get triggered.

e)

They get paid $$$ everytime they say the word PIEPAL!

CaChing!

107.

What is the most important difference between INERTIA and MOMENTUM?

a)

7 Letters vs 8 letters

b)

I comes before M

c)

Momentum is used more with moving things. Inertia refers to both moving and still objects.

d)

One of them is prefered more in Europe.

e)

Momentum is totally different in every way and has nothing to do with inertia.

108.
Scott drives a Jeep 12 km east, then 4 km north, then finally 3 km west. He traveled a total distance of:
a)
5 km
b)
10 km
c)
13 km
d)
19 km
109.
Liza is swimming laps from one end of a 50 meter pool to the other. Going from one end to the other is considered one lap. If she swims four complete laps, which statement is TRUE?
a)
Her distance and displacement are both zero.
b)
Her distance is zero, but her displacement is 200 meters.
c)
Her distance is 200 meters, but her displacement is zero.
d)
Her distance and displacement are both 200 meters.
110.

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

a)

2 km

b)

5 km

c)

8 km

d)

10 km

111.

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

112.

The ball below moved from position 1, to position 2, and then finally to position 3. What is the ball's displacement?

a)

4 meters, left

b)

10 meters, left

c)

4 meters, right

d)

10 meters, right

113.

The ball below moved from position 1, to position 2, and then finally to position 3. What is the distance travelled by the ball?

a)

3 meters

b)

4 meters

c)

7 meters

d)

10 meters

114.

Two people walk across a parking lot. Their paths are shown in the image. Who traveled with a larger displacement?

a)

Person A

b)

Person B

c)

They both had the same displacement.

115.

What is speed?

a)

It is how far you go

b)

It is the distance traveled over a period of time

c)

It is how fast you accelerate

d)

It is the change in the postilion of a object

116.
What is the difference between instantaneous speed and average speed?
a)
Average speed happens in a particular instant, Instantaneous speed is the speed of an object over a longer period of time.
b)
Instantaneous speed is never right, average speed is always right
c)
Instantaneous speed happens in a particular instant, Average speed is the speed of an object over a longer period of time.
d)
Do not pick this answer
117.
What is velocity?
a)
the quickness of an object
b)
the location of an object
c)
acceleration
d)
speed in a specific direction
118.

Turning a corner on a motorcycle is always an example of ____.

a)

Speed

b)

Velocity

c)

A change in speed

d)

A change in velocity

119.
Which of the following is a unit of time?
a)
sec
b)
mi
c)
m/s
d)
km
120.
Reese can run 10 meters in 5 seconds. What is her speed?
a)
5 meters/sec
b)
2 meters/sec
c)
5 miles/hour
d)
2 miles/hour
121.
What is the formula to calculate speed?
a)
Speed = time/distance
b)
Speed = distance/time
c)
Speed = distance x time
d)
Speed = time x distance
122.

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

123.

An old lady rolls down a hill at 3 meters/second. The hill is 36 meters long. How many seconds does it take the old lady to reach the bottom of the hill?

a)

39 seconds

b)

12 seconds

c)

15 seconds

d)

33 seconds

124.
Which of the following is a unit of speed ?
a)
sec
b)
mi
c)
m/s
d)
min
125.
Because displacement has a magnitude and direction it is called a ______. 
a)
distance
b)
vector
c)
arrow
d)
length
126.
Which of the following describes distance and displacement correctly?
a)
The blue arrow shows distance and the orange arrows show displacement
b)
The blue arrow shows displacement and the orange arrows show distance
c)
Both arrows show distance only
d)
Both arrows show distance and displacement
127.
After completing one trip on a roller coaster, the roller coaster's ________ is zero.
a)
displacement
b)
reference point
c)
length
d)
distance
128.
Find the distance Sara walks from A to B,  B to C then C to D?
a)
11m
b)
3m
c)
5m
129.

A quantity that needs both magnitude and direction to be fully described.

a)

Vector

b)

Scalar

130.

A quantity described by magnitude and does not need direction

a)

Vector

b)

Scalar

131.

What is the displacement of the car in Image A?

a)

6 km

b)

6 km, right

c)

4 km

d)

2 km left

132.

What is the displacement of the car in Image B?

a)

6 km

b)

6 km, right

c)

4 km

d)

2 km, right

133.

What is the total distance traveled from HOME to SCHOOL in this image?

a)

7 blocks

b)

7 block, northeast

c)

5 blocks

d)

5 blocks, northeast

134.

What is the displacement from HOME to SCHOOL in this image?

a)

7 blocks

b)

7 block, northeast

c)

5 blocks

d)

5 blocks, northeast

135.

What is the displacement from HOME to SCHOOL in this image?

a)

7 blocks

b)

7 block, northeast

c)

5 blocks

d)

5 blocks, northeast

136.

What is the total distance traveled from HOME to SCHOOL in this image?

a)

7 blocks

b)

7 block, northeast

c)

5 blocks

d)

5 blocks, northeast

137.

Parked Car

a)

Balanced Forces

b)

Unbalanced Forces

138.

Boy pushing against a wall

a)

Balanced Forces

b)

Unbalanced Forces

139.

Skateboarding downhill

a)

Balanced Forces

b)

Unbalanced Forces

140.

What is the net force when forces are balanced?

a)

positive

b)

zero

c)

negative

d)

infinity

141.

What is the direction of motion when forces are balanced?

a)

Random direction

b)

Deceleration

c)

Stationary or constant velocity

d)

Acceleration

142.

Can balanced forces change the speed of an object (accelerate)?

a)

Yes

b)

No

143.

Can unbalanced forces change the speed of an object (accelerate)?

a)

Yes

b)

No

144.

Are these forces balanced or unbalanced?

a)

Balanced Forces

b)

Unbalanced Forces

145.

Are these forces balanced or unbalanced?

a)

Balanced Forces

b)

Unbalanced Forces

146.

Are these forces balanced or unbalanced?

a)

Balanced Forces

b)

Unbalanced Forces

147.

Which statement best describes the forces acting on the box?

a)

Group 1 pushes with a greater first and the box moves to the right

b)

Group 2 pushes with more force and the box moves to the left

c)

Group 1 and 2 push with the same amount of force and the box moves to the left.

d)

Group 1 and 2 push with same amount of force and the box does not move

148.

What FORCE is keeping Vanessa from sliding down this grassy hill?

a)

Unbalanced

b)

Friction

c)

Magnetism

d)

Gravity

149.

What will happen if one more child sits on the left side of the seesaw?

a)

The left side will go up

b)

The right side will go up

c)

The seesaw will stay in the same position

d)

The right side will go down

150.

Are the forces acting on the objects balanced or unbalanced? The dog is walking on the treadmill on level 3.

a)

balanced

b)

unbalanced

151.

Are the forcing acting on the object balanced or unbalanced? The car is drifting.

a)

balanced

b)

unbalanced

152.

Are the forcing acting on the object balanced or unbalanced? The squirrel is spinning.

a)

balanced

b)

unbalanced

153.

Are the forces acting on the objects balanced or unbalanced? Snoop Dogg is cruisn' down the street.

a)

balanced

b)

unbalanced

154.

Are the forces acting on the object balanced or unbalanced? The man does a flip on the fly board.

a)

balanced

b)

unbalanced

155.

Which law is best being demonstrated here?

a)

Newton's 1st

b)

Newton's 2nd

c)

Newton's 3rd

d)

Newton's Law of Universal Gravitation

156.

Which of Newton's Laws would help to explain this the best?

a)

"Inertia"

b)

F=ma

c)

Action Reaction

d)

For things falling on Earth a=9.8m/s2

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