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Focus and Motion

Total questions: 111

Worksheet time: 2hrs 25mins

Name
Class
Date
1.

A frisbee flying through the air.

a)

Potential

b)

Kinetic

2.

A baseball player about to swing.

a)

kinetic energy

b)

potential energy

3.

Sledding down a hill

a)

kinetic energy

b)

potential energy

4.

potential energy is

a)

stored energy

b)

energy in motion

c)

energy loss

5.

a swinging baseball bat

a)

potential energy

b)

kinetic energy

6.

which has more kinetic energy

a)

a leaf falling

b)

a pumpkin falling

c)

an elephant falling

7.

standing on the edge of a diving board

a)

potential energy

b)

kinetic energy

8.

a ball rolling down a hill

a)

kinetic energy

b)

potential energy

9.

dropping a pencil

a)

kinetic energy

b)

potential energy

10.

kinetic energy is

a)

static energy

b)

stored energy

c)

moving energy

11.

kicking a football

a)

potential energy

b)

kinetic energy

12.

sitting on a sled

a)

potential energy

b)

kinetic energy

13.

centripetal force

a)

pulls away from the center

b)

pulls toward the center

c)

pulls in a straight line

14.

riding a merry go round is an example of

a)

centripetal motion

b)

centrifugal motion

c)

going to a circus

15.

falling of a merry go round is an example of a

a)

centripetal force

b)

weak and clumsy person

c)

centrifugal force

16.

Our planets staying in orbit because of the suns gravitation pull is an example of

a)

centrifugal force

b)

centripetal force

17.

Name 1 natural force on Earth

(a)  

18.

friction

a)

speeds things up

b)

is a force

c)

cools things down

19.

Who created the laws of motion

a)

Stephen Law

b)

Albert Einstein

c)

Issac Newton

20.

Did you learn some things about motion, forces or energy?

a)

yes

b)

no

21.

Newton's law of inertia says that a roller coaster will stay at rest or in motion until __________________.

a)

it goes over a hill

b)

gravity moves it

c)

a force acts on it

22.

Explain why the highest hill is always at the beginning of a ride.

4 lines
23.

Look at the diagram on page 4. Where would the car's kinetic energy probably be the greatest?

a)

a. at the top of the lift hill

b)

b. at the bottom of the lift hill

c)

c. going over the second hill

d)

d. at the top of the loop

24.

If a car changes speed or directions, its ___________ has changed.

a)

acceleration

b)

centripetal force

c)

momentum

25.

What makes a roller coaster car stop at the end of the ride?

4 lines
26.

What is needed to do work or cause change?

a)

Energy

b)

Push

c)

Pull

d)

Gravity

27.

What kind of energy is energy from movement?

(a)  

28.

What is electromagnetic energy that can be sensed by the eye?

a)

Water

b)

Light Energy

c)

Sound Energy

d)

Force

29.

What is energy that travels as waves through the air or water and vibrates the ear drum upon contact?

a)

Light Energy

b)

Mechanical Energy

c)

Electrical Energy

d)

Sound Energy

30.

What kind of energy results from the flow of charged particles?

(a)  

31.

What is the pathway through which electrical current flows?

a)

Electricity

b)

Electric Circuit

c)

Flow

d)

Electric Current

32.

What kind of material allows heat or electrical energy to easily flow through it?

a)

Resistor

b)

Flow

c)

Conductor

d)

Insulator

33.

A material through which heat or electricity does not easily flow is called an (a)   .

34.

(a)   is to move or travel smoothly in a certain direction.

35.

What is the flow of electricity around a circuit?

a)

Electric Circuit

b)

Electricity

c)

Batteries

d)

Electric Current

36.

What is reflection?

a)

Energy waves bouncing off the surface of an object (Mirrors or echoes return energy back to the source).

b)

The bending or redirection of energy waves as they pass from one substance to another.

c)

A clear piece of curved glass or plastic that bends passing light to focus or spread the light rays.

d)

When you are a ghost and you cannot see yourself when you look into water.

37.

What is the bending or redirection of energy waves as they pass from one substance to another?

(a)  

38.

What is a clear piece of curved glass or plastic that bends passing light to focus or spread the light rays?

a)

Light Energy

b)

Reflection

c)

Lens

d)

Refraction

39.

What is a push or pull that causes an object to move, stop, or change direction?

(a)  

40.

What is change in position or location?

a)

Mechanical Energy

b)

Movement

c)

Lens

d)

Force

41.

What is position?

a)

A change in position or location.

b)

Where an object is located in space.

c)

A line or course along which something is moving.

d)

A force that resists the motion of two surfaces sliding across one another.

42.

What is the force that causes objects with mass to attract one another?

a)

Friction

b)

Gravity

c)

Pull

d)

Force

43.

What is a force that resists the motion of two surfaces sliding across one another?

(a)  

44.

Which of the following is NOT using a force?

a)

A man pushing a shopping cart

b)

A dog playing tug-of-war with rope

c)

A cat sleeping on the couch

d)

An eagle carrying a fish it caught

45.

Which object is in motion?

a)

A video of a car moving

b)

A ball rolling down the hill

c)

Bowling pins in a pyramid

d)

A potato on the table

46.

Why does the moon revolve around Earth and not float away in space?

a)

Earth's gravitational pull

b)

The moon does not move

c)

The sun makes the moon spin around Earth

47.

Why do our oceans have tides?

a)

Friction against rocks

b)

Gravity from the sun and the moon

c)

Wind

d)

Mountains

48.

Which is an example of work?

a)

Reading your science book

b)

Riding in the car

c)

Pushing a car that won't move

d)

Pushing a shopping cart

49.

What are the two types of Energy? (Choose 2)

a)

Kinetic

b)

Popular

c)

Synthetic

d)

Potential

50.

Which of these is an example of friction being HELPFUL?

a)

A person slipping on ice

b)

A rock rolling down the hill

c)

A bowling ball easily rolling down the lane

d)

A man pushing a box through long grass.

51.

When is friction NOT helpful?

a)

When using wax on skis to easily ski over ice.

b)

Short grass on a soccer field

c)

Wearing socks and slipping down the stairs

d)

Someone throwing a snowball at you

52.

Which statement is true about the motion of Ryan's Bicycle Ride?

a)

the motion decreased in speed during the entire 8 hours

b)

the motion increased in speed from 4 to 6 hours

c)

the motion did not move from 4 to 5 hours

d)

the motion traveled at the same speed for the entire 8 hours

53.

An object travels 5 meters in 1 second. Then travels 10 meters in 2 seconds, next it travels 15 meters in 3 seconds. Which best describes the motion of the object?

a)

it is going faster

b)

it is slowing down

c)

it is moving backwards

d)

it is moving at a constant speed

54.

To determine the motion of an object, what information should be known?

a)

mass of the object and length of the object

b)

direction the object travels and the force of gravity on the object

c)

the time the object moves and the mass of the object

d)

the distance the object moves and the time it takes to move that distance

55.

Which describes the movement of the object?

a)

the object speeds up as it moves

b)

the object starts and ends at the same place

c)

the object moves at a constant speed then slows doen

d)

the object moves at a constant speed

56.

Abe and Betty walked in a straight path from a starting line. Both Abe and Betty walked at the same constant speed, but Betty walked for 10 minutes longer than Abe. What can be concluded about the walk?

a)

Betty walked farther than Abe

b)

Betty walked slower than Abe

c)

Abe slowed during the end of the walk

d)

Betty accelerated during the last 10 minutes

57.

a ball is kicked across a sidewalk and onto a road covered in small rocks. Which best describes the effect the rocky road will have on the ball?

a)

the rocky road will decrease the speed of the ball because of its mass

b)

the rocky road will increase the speed of the ball because of it mass

c)

the rocky road will increase the speed of the ball because of friction

d)

the rocky road will decrease the speed of the ball because of friction

58.

Tom kicked a soccer ball with a certain force. After the ball stopped moving, Joe kicked the same soccer ball with a greater force. Which statement describes what most likely happened to the ball?

a)

the ball moved faster but not as far when Joe kicked it

b)

the ball moved faster and farther when Tom kicked it

c)

the ball moved faster and farther when Joe kicked it.

d)

the ball moved slower but farther when Tom kicked it

59.

Who won the race ?

a)

Albert

b)

Bob

c)

Charlie

d)

It was a three way tie

60.

Two balls of similar shape and size, one weighing 1 kg. and the other 2 kg. are both dropped from the top of a ladder at the same time. Which ball will hit the ground first?

a)

Gravity will cause both to hit the ground at the same time

b)

friction will cause both to hit the ground at the same time

c)

the 2 kg ball will hit the ground first because it has more mass than the 1 kg ball

d)

the 1 kg ball will hit the ground first because it has less mass than the 2 kg ball

61.

Four Identical wagons carrying different amount of sand are released at the top of the ramp. No sand falls out.

Which wagon would require the greatest force to stop its motion at the bottom of the ramp?

a)

the wagon with 5kg of sand

b)

the wagon with 10 kg of sand

c)

the wagon with 15 kg. of sand

d)

the wagon with 20 kg. of sand

62.

Between which section did the bus stop?

a)

A - B

b)

O - B

c)

B - C

d)

D - E

63.

The object traveled 200 meters in 4 minute. What is the speed of the object?

a)

4 meters per minute

b)

200 meters per minute

c)

50 meters per minute

d)

20 meters per minute

64.

Which graph shows the object has stopped?

a)

Graph 1

b)

Graphe2

c)

Graph 3

d)

Graph 4

65.

Which graph shows the object moving at a constant speed?

a)

Graph 1

b)

Graph 2

c)

Graph 3

d)

Graph 4

66.

What is the distance the object moved in 3 min. time ?

a)

50

b)

100

c)

150

d)

200

67.

Which graph shows the object moving at a constant speed then suddenly stops?

a)

Graph 1

b)

Graph 2

c)

Graph 3

d)

Graph 4

68.
When an object speeds up, slows down, or changes directions, it ______. 
a)
accelerates
b)
velocity
c)
motion
d)
momentum
69.
A car moves along a road that has markers every kilometer.   Over time, it passes the markers in shorter periods of time.  What best describes the motion of the car? 
a)
The car is maintaining the same speed.
b)
The car is changing direction.
c)
The car is increasing speed.
d)
The car is decreasing speed.
70.
If two objects have the same mass but different velocities, which object has the greater momentum?
a)
The object with the greater velocity.
b)
The object with the least velocity.
c)
The one that does not move.
d)
none of the above
71.
We use a __________ to measure force.
a)
balance
b)
thermometer
c)
spring scale
d)
yard stick
72.
________________________ is a force that opposes the motion of one object moving past another.   It causes objects to slow down or stop. 
a)
balanced force
b)
friction
c)
inertia
d)
gravity
73.
Carrie has gone down a water slide several times.  However, she wants to go down the slide faster.  How can she increase her speed down the slide? 
a)
pour sand on the slide
b)
pour rocks on the slide
c)
carry rocks down the slide
d)
pour water on the slide
74.
Kayla's scout troop rowed two boats on a lake.  The rowers in each boat applied the same amount of force. Which best describes why the boat with three scouts moved through the water faster than the boat with five scouts?
a)
The mass of the boat with 3 scouts was less than the mass of the boat with 5 scouts. 
b)
The force of friction between the oars and the water made the boat with three scouts move faster.
c)
The boat with 5 scouts had more rowers. 
d)
The boat with 3 scouts was bigger.
75.
Any push or pull from one object to another.
a)
force
b)
inertia
c)
gravity
d)
momentum
76.
How do you calculate the average speed of a moving object? 
a)
mass divided by volume
b)
distance divided by time
c)
mass times velocity
d)
velocity times mass
77.
If the same force is applied to each object, which will have the greatest acceleration? 
a)
bus
b)
bike
c)
car
d)
truck
78.
A change in the position of an object over time.
a)
momentum
b)
velocity
c)
acceleration
d)
motion
79.
A bicycle leaning against a wall demonstrates ________ forces. 
a)
balanced
b)
unbalanced
80.
A car moving at a CONSTANT speed demonstrates ________ forces
a)
balanced
b)
unbalanced
81.
A kite falling to the ground demonstrates ________ forces.
a)
balanced
b)
unbalanced
82.
A person jogging down the street demonstrates ________ forces.
a)
balanced
b)
unbalanced
83.
A bus accelerating around a curve demonstrates __________ forces.
a)
balanced 
b)
unbalanced
84.
Sitting in a chair demonstrates __________ forces. 
a)
balanced
b)
unbalanced
85.
What is a change of position of an object?
a)
motion
b)
weight
c)
mass
86.
______________________ is any push or pull on an object.
a)
Force
b)
Mass
c)
Gravity
d)
Air Resistance
87.
A _________ uses force to move an object towards you. 
a)
Pull
b)
Push
c)
Motion
d)
Force
88.
A ________ uses force to move an object away from you. 
a)
Push
b)
Pull
c)
Gravity
d)
Motion
89.
Which tells POSITION?
a)
45 mph
b)
to the left of the table and under a light
c)
80 km
90.
What is the meaning of acceleration?
a)
any change in the speed or direction of an object
b)
where an object is located
c)
the pull of gravity on an object
91.
Which tells the VELOCITY of an object?
a)
75 mph
b)
75 mph traveling south
92.
Which scientist gave us the laws of motion?
a)
George Washington
b)
John Adams
c)
Sir Isaac Newton
93.
If I kick a soccer ball across the field, what vocabulary word tells me why the ball would slow down in the grass?
a)
acceleration
b)
friction
c)
gravity
94.
Which is harder to stop - an 18 wheeler or a motorcycle?
a)
motorcycle
b)
18 wheeler
95.

You can describe the ___________ of an object by saying it is moving in a straight line or is curved around another object.

a)

position

b)

motion

c)

force

d)

reference point

96.

You can also describe where an object is by its __________ in relation to another object.

a)

position

b)

motion

c)

reference point

d)

force

97.

The second object acts as a _____________.

a)

position

b)

reference point

c)

motion

d)

force

98.

When an object changes _______, you know it has ________.

a)

motion, position

b)

reference points, motion

c)

position, motion

d)

reference points, positions

99.

Motion can also be described by finding an object/s ______, or how fast or slow it moves in a certain amount of time.

a)

direction

b)

motion

c)

speed

d)

velocity

100.

In addition, you can describe the object's speed and direction together. This is called ________.

a)

constant speed

b)

velocity

c)

instantaneous speed

d)

average speed

101.

______ is the force that attracts and object or mass towards the Earth, it "pulls"

a)

gravitational

b)

friction

c)

magnetism

d)

push

102.

_______ is the act of applying force to move something toward or with you

a)

push

b)

pull

c)

gravity

d)

friction

103.

______ is a force of attraction that causes magnetic material to move

a)

gravity

b)

pull

c)

push

d)

magnetism

104.

_______ is a force that acts in the opposite direction to movement between two surfaces that are in contact with one another

a)

magnetism

b)

pull

c)

gravity

d)

friction

105.

_______ is the act of applying force to move something away

a)

gravitational

b)

magnetism

c)

pull

d)

push

106.

_________ is the cause of change in the position and/or motion of an object

a)

motion

b)

force

c)

action

d)

direction

107.

There are some ways objects in motion are affected. _______, or pushes and pulls, affect the motion of an object.

a)

Forces

b)

Positions

c)

Motions

108.

________ is the force that pulls objects down to Earth.

a)

Friction

b)

Magnetism

c)

Gravity

d)

Pushing

109.

_______ is a force that slows things down or can even make them stop.

a)

Gravity

b)

Pulling

c)

Pushing

d)

Friction

110.

Did you know acceleration means more than the increase of an object's speed? It also describes an object that is slowing down or changing __________.

a)

force

b)

direction

c)

motion

d)

velocity

111.

Since acceleration is a change in speed or direction that means, ___________ is a change in velocity.

a)

speed

b)

acceleration

c)

force

d)

motion