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1st quarter science revision sheet grade 4

Total questions: 148

Worksheet time: 4hrs 42mins

Name
Class
Date
1.

What two forms of measurement do you need to find speed?

a)

motion and direction

b)

position and spring force

c)

speed and motion

d)

distance and time

2.

The couch is hard to push on the rug what force makes pushing couch is on the rug harder ?

a)

gravity

b)

friction

c)

a non contact force

d)

a spring force

3.
Balanced forces can cause
a)
an object to speed up or slow down
b)
an object to stay still or move at a constant speed and direction
4.
this force is ___________ and there will be 
a)
unbalanced, no movement
b)
balanced, movement to the left
c)
balanced, no movement
5.

Look at the picture. Choose the words to finish the sentences. The forces on the box are ______.

a)

balanced

b)

unbalanced

c)

spring

d)

tension

6.
What is speed?
a)
how far you go
b)

how much distance is covered over a unit of time

c)
how fast you accelerate
d)
the change in the location of a object
7.
The force that pulls things toward earth.
a)
Speed
b)
Gravity
8.

A push or pull on an object

a)

Position

b)

Force

c)

Speed

d)

Gravity

9.
The force that acts on an object to stop its motion.
a)
Speed
b)
Friction
10.
Friction is a force that acts in an ___________ direction of movement.
a)
similar
b)
opposite
c)
parallel
d)
west
11.
How does friction affect speed?
a)
more friction decreases speed
b)
more friction increases speed
c)
less friction decreases speed
12.
What force is this? 
a)
push
b)
pull
13.
which describes how fast something is moving?
a)
force
b)
speed
c)
position
d)
slide
14.
Why does a rolling ball stop?
a)
Gravity
b)
Friction
c)
Waterfalls
d)
Sand
15.
What type of force does the picture show?
a)
Push
b)
Pull
16.
What force gives a backwards pull?
a)
lift
b)
drag
c)
thrust
d)
weight
17.

When something goes faster it______.

a)

Accelerates

b)

Jumps

c)

Gravity

d)

Dances

18.
Gravity is the force objects put on each other because of their ______.
a)
Mass
b)
Friendliness
c)
Acceleration
d)
Speed
19.

The unit of force is

a)

Gram

b)

Newton

20.

What pulls a ball back to earth?

a)

Gas

b)

Gravity

c)

Friction

d)

Molecules

21.

If you slow down on your bicycle, you accelerate.

a)

TRUE

b)

FALSE

22.

Changing the speed and changing the direction of your bicycle are both examples of acceleration.

a)

TRUE

b)

FALSE

23.

the location of an object. It answers the question, “Where is an object?”

a)

Position

b)

Motion

c)

Frame of reference

d)

Speed

24.

 a change in an object position

a)

Position

b)

Motion

c)

Frame of reference

d)

Speed

25.

the direction and speed of a moving object is called. 

a)

Speed

b)

Velocity

c)

Force

d)

Motion

26.

the change of velocity over time for an object

a)

Acceleration

b)

Speed

c)

Motion

d)

Force

27.

a tendency to do nothing or remain unchanged

a)

Friction

b)

Speed

c)

Inertia

d)

Motion

28.

...............................is the tendency of an object in motion to stay in motion or of an object at rest to stay at rest

a)

Gravity

b)

Inertia

29.

The moon is less massive than............................. ,so its pull is weaker.

a)

Earth

b)

sea

30.

Gravity is also..................... when objects are closer.

a)

stronger

b)

weaker

31.
the amount of space between two things
a)
speed
b)
velocity
c)
mass
d)
distance
32.
Using more force to throw a paper airplane will make it fly faster.
a)
True
b)
False
33.
When a soccer player kicks the ball, she is applying force.
a)
True
b)
False
34.
An object has weight because friction pulls it down.
a)
True
b)
False
35.
If you apply the same force to two objects, the object with more mass will move a shorter distance.
a)
True
b)
False
36.

Which tool can be used to measure distance?

a)
scale
b)
thermometer
c)
ruler
d)
balanced scale
37.
Which will not increase friction between two objects?
a)
oil
b)
sandpaper
c)
rubber
d)
tough stones
38.
Forces can make an object ________
a)
slow down
b)
speed up
c)
stop moving
d)
all of the above
39.
A rubber-soled sneaker on a concrete surface has more friction than a skate on an icy surface.
a)
True
b)
False
40.

_____ can be used to determine speed of distance is known.

a)

speed

b)

distance

c)

time

d)

velocity

41.
Which car is going the fastest speed?
a)
Car A-
 10 miles/hour
b)
Car B-
20 miles/hour
c)
Car C-
30 miles/hour
d)
Car D-
40 miles/hour
42.
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
43.
Avery likes to walk 30 feet in 10 seconds. What is her speed?
a)
3 feet/sec
b)
6 feet/sec
c)
10 feet/sec
d)
2 feet/sec
44.
Reese rides her bike 10 miles in 5 hours.
Avery rides her bike 15 miles in 5 hours. Which girl rides her bike faster?
a)
Reese
b)
Avery 
45.

Boedy swims 100 meters in 2 minutes. What is his speed?

a)
15 meters/minute
b)

50 meters/minute

c)
25 meters/minute
d)
30 meters/minute
46.
Objects that are moving really fast have a lot of ________.
a)
Energy
b)
velocity
c)
knowlege
d)
gravity
47.
What is the fastest land mammal?
a)
horse
b)
cheetah
c)
peregrine falcon
d)
mouse
48.
How do we calculate speed?
a)

speed = distance ÷ time

b)

distance = speed - positon

c)

time = distance x time

d)

distance + time = speed

49.
A person walked 10 miles.  It took them 2 hours.  How fast were they walking?
a)
8 mph
b)
5 mph
c)
2 mph
d)
10 mph
50.
What word describes direction?
a)
up
b)
now
c)
never
d)
4 o'clock
51.
Which of the following is an example of velocity?
a)
running 20 mph
b)
running 20 miles
c)
running 20 mph quickly
d)
running 20 mph south
52.
Which energy type?
A flag blowing in the wind
a)
Potential
b)
Kinetic
53.
Which energy type?
A flag blowing in the wind
a)
Potential
b)
Kinetic
54.
Which energy type?
A box stored on the top shelf of a closet
a)
Potential
b)
Kinetic
55.
Which energy type?
A dam holding back a river’s water
a)
Potential
b)
Kinetic
56.
Which energy type?
A marble rolling down the aisle of your science classroom
a)
Potential
b)
Kinetic
57.
Which energy type?
A hammer held above a nail
a)
Potential
b)
Kinetic
58.
Which energy type?
An unlit firecracker
a)
Potential
b)
Kinetic
59.
Which energy type?
A new car battery
a)
Potential
b)
Kinetic
60.
What is the possible or stored energy in an object called?
a)
Thermal Energy
b)
Kinetic Energy
c)
Chemical Energy
d)
Potential Energy
61.
What is potential energy?
a)
The energy an object has due to its motion
b)
The stored energy of an object due to its position or condition.
c)
The energy an object might have if it existed 
d)
zombies coming
62.
What is kinetic energy?
a)
The energy an object has due to its motion
b)
The stored energy of an object due to its position or condition
c)
The energy an object might ahve if it existed
d)
zombies on the roof
63.
True or False: The person in the picture has a lot of potential energy?
a)
True
b)
False
64.
True or False: The arrow has mostly potential energy.
a)
True
b)
False
65.
True or False: The people at the bottom of the hill have mostly potential energy. 
a)
True
b)
False
66.
I have the most energy if I am:
a)
Running
b)
Walking
c)
Crawling
67.
How can I gain potential energy? (choose the best answer)
a)
Walk up the stairs
b)
Climb a mountain
c)
Go down the stairs
68.

What is energy?

a)

moving energy

b)

stored energy

c)

renewable energy

d)

The ability to do work.

69.

What is potential energy?

a)

moving energy

b)

stored energy

70.

What is kinetic energy?

a)

moving energy

b)

potential energy

c)

renewable energy

71.
WHICH OF THE FOLLOWING IS NOT AN EXAMPLE OF POTENTIAL ENERGY?
a)
A BALL TRAVELING AT 10 M/S
b)
A STRETCHED RUBBER BAND
72.
When you stretch a rubber band, you are storing __________ energy. 
a)
kinetic 
b)
potential
c)
none of the above
d)
all of the above 
73.
How much pontential energy is at the top of a hill on a rollar coaster ride
a)
100%
b)
50%
c)
0%
d)
20%
74.

A baseball in the air, thrown from the catcher back to the pitcher.

a)

Kinetic Energy

b)

Potential Energy

75.

A soccer player running around the soccer field.

a)

Kinetic Energy

b)

Potential Energy

76.

An arrow from a bow shooting through the air.

a)

Kinetic Energy

b)

Potential Energy

77.

A boat speeding across the water.

a)

Kinetic Energy

b)

Potential Energy

78.

A bowling ball rolling down the lane.

a)

Kinetic Energy

b)

Potential Energy

79.

A kangaroo in mid-jump about to come back down to the ground.

a)

Kinetic Energy

b)

Potential Energy

80.

Which is an example of kinetic energy?

a)

Parked car

b)

A car racing on a track

81.

TRUE or FALSE:

You are an AMAZING student who TOTALLY understands kinetic and potential energy.

a)

TRUE

b)

FALSE

82.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
83.
When a pendulum swings, at which point is kinetic energy highest?
a)
1
b)
2
c)
3
d)
4
84.
When a pendulum swings, at which point is potential energy at its greatest?
a)
1
b)
2
c)
3
d)
4
85.

The faster an object moves, the ________ kinetic energy it has.

a)

more

b)

less

86.
What kind of energy is in a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
87.
What kind of energy is in a person climbing a ladder?
a)
Potential
b)
Kinetic
c)
Both
88.
Energy can not be created or destroyed, only converted from one form to another.
a)
true
b)
false
89.

Kinetic energy depends on the ________ and ________ of the object.

a)

Height (position) and friction

b)

Mass and speed

90.
 What kind of energy is in gasoline in a car tank (car is not on)?
a)
Potential
b)
Kinetic
91.
In order to INCREASE the potential energy of an object, you need to:
a)
put the object lower to the ground
b)
raise the object higher
92.

The more mass an object has the _____________ kinetic energy it has

a)

more

b)

less

93.

Which of these has the most kinetic energy?

a)

a 25 kg fish tank sitting on a table

b)

a 100 g fish swimming in a fish tank

94.

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

a)

true

b)

false

95.

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

a)

false

b)

true

96.
What would have the greatest kinetic energy?
a)
A car driving down a hill.
b)
A person running down a hill. 
c)
A ball rolling down a hill. 
97.
Can energy be destroyed?
a)
no
b)
yes
98.
Can energy be changed?
a)
yes
b)
no
99.

When two or more objects hit each other with a force they experience a _____________.

a)

Collision

b)

Potential energy

100.

Energy transfer is

a)

change energy from sound to heat sound.

b)

the movement of energy from object to another.

101.

What is transferred at the instant the bat hits the ball?

a)

energy

b)

sound

c)

light

d)

matter

102.

As an object moves faster, it has more of what to transfer?

a)

weight

b)

energy

c)

density

d)

matter

103.

When you're bowling, kinetic energy from the bowling ball is transferred to the _________________.

a)

your shoes

b)

your hand

c)

floor

d)

pins

104.
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
105.

The ...................... an object the more damage it causes during crash.

a)

faster

b)

slower

106.

Which is not an example of a collision?

a)

A ball flies through the air.

b)

Catching a ball.          

107.
To explain Newton's cradle we talked about
a)
velocity and distance
b)
mass and weight
c)
energy and momentum
108.

In elastic collisions, _____________

a)

energy is not conserved in the system

b)

there is no loss of energy of motion from the system

109.

Friction during a collision causes some kinetic energy to be changed into _____.

a)

heat

b)

electricity

c)

potential energy

110.

The collision of two marbles can cause the……………. of both marbles to change.

a)

shape

b)

Energy

c)

Mass

d)

size

111.

_____________________ states ”Energy cannot be created or destroyed. It can only change form”.

a)

Third Law of Newtown

b)

Conservation of energy

112.

___________________ is the measurement of how easy or difficult it is to stop a moving object.

a)

Momentum

b)

Acceleration

113.

_________________________ is when some of the kinetic energy of the colliding object is transformed into other types of energy.

a)

Inelastic collision

b)

Energy transfer

114.
What happens to the speed of the wagon as the rain collects inside of it?
a)
it decreases
b)

it remains the same

c)
it increases
115.

Which of these examples is not a collision...

a)

two cars crashing

b)

a dog barking

c)

a baseball bat hitting a baseball

116.

Energy transfer is the movement of energy from one object to another..

a)

True

b)

False

117.

In real life most collisions are elastic.

a)

True

b)

Flase

118.

_________________________ is when some of the kinetic energy of the colliding object is transformed into other types of energy.

a)

Inelastic collision

b)

Energy transfer

119.

_____________________ states ”Energy cannot be created or destroyed. It can only change form”.

a)

Third Law of Newtown

b)

Conservation of energy

120.

In an elastic collisions, _____________

a)

energy is not conserved in the system

b)

there is no loss of energy of motion from the system

121.

Which of these is an example an inelastic collision?

a)

Bowling

b)

Hitting a golf ball

c)

car crash

d)

pinball

122.

An elastic collision happens between two objects and the energy is conserved. True or False?

a)

True

b)

False

123.

An inelastic collision happens between two objects and the kinetic energy is conserved. True or False?

a)

True

b)

False

124.

What happens when you pull back the ball on a Newton's Cradle?

a)

You decrease kinetic energy

b)

You increase kinetic energy

c)

The kinetic energy gets transfered

125.

elastic collision is

a)

a type of collision with no loss of kinetic energy. Objects bounce off each other.

b)

a type of collision where there is a transfer of kinetic energy into another form. Objects stick together.

126.
Which has more momentum: a car stopped at a red light or a bike moving at 15 mph?
a)
car
b)
bike
c)
they are equal
d)
cannot determine using the info provided
127.

Which of the following has the MOST momentum?

a)

rolling ping-pong ball

b)

rolling bowling ball

c)

rolling soccer ball

d)

rolling basketball

128.
This picture is an example of ____________
a)
Elastic Collision
b)
Inelastic collision
129.
This picture is an example of ____________
a)
Elastic Collision
b)
Inelastic collision
130.
If two objects have the same mass, then the faster moving object has ____________ momentum.
a)
more 
b)
less
c)
the same
131.

While playing pool, Emma notices that the pool balls bounce apart. What type of collision is this?

a)

Elastic

b)

Inelastic

c)

Explosion

132.

T or F: In elastic collisions, two objects hit and they stick together

a)

True

b)

False

133.

when objects collide and one or more of the objects changes shape

a)

Collision

b)

Elastic Collision

c)

Kinetic Energy

d)

Inelastic Collision

134.

Most collisions in real life are inelastic.

a)

false

b)

true

135.

Energy can be created and destroyed, but not transformed.

a)

False

b)

True

136.

When two objects collide their motion changes. Why does this happen?

a)

energy was transferred from one object to the other

b)

their gravity changed

c)

the objects lose mass

137.
Jorge noticed a collision outside the coffee shop where two cars collided and stuck together.  What type of collision did he observe?
a)
Elastic
b)
Inelastic
c)
Completely inelastic
d)
none
138.

How do we call this device?

a)

Swing Cradle

b)

Bouncing Cradle

c)

Ball's Cradle

d)

Newton's Cradle

139.

___________________ is a device that uses swinging balls to demonstrate energy transfer and conservation of energy.

a)

Baby Cradle

b)

Newton's Cradle

c)

Alexander's Cradle

d)

Mickey's Cradle

140.

With a Newton's Cradle, if the height of the ball is increased, the ball on the other end won't increase in height.

a)

True

b)

False

141.

When a hammer hits a nail, ________ energy is transferred from the hammer to the nail.

a)

potential

b)

kinetic

c)

light

d)

thermal

142.

Which formula is used to calculate

momentum?

a)

Momentum = Mass x Speed

b)

Momentum = Weight x Speed

c)

Momentum = Volume x Velocity

d)

Momentum = Mass x Velocity

143.

The less momentum an object has, the easier it is to stop.

a)

True

b)

False

144.
Because of inertia, a moving object will keep ________.
a)
at rest
b)
moving
c)
in one spot
d)
inertia 
145.

Inertia is a force

a)

True

b)

False

146.

What is the relationship between heavy objects and inertia?

a)

Only heavy objects have inertia.

b)

Heavy objects have more inertia.

c)

Heavy objects have less inertia.

d)

Heavy objects have no inertia.

147.
Which of the following has the least amount of momentum?
a)
An ant walking along the ground
b)
An ant at rest
c)
An elephant walking
d)
An elephant running
148.

In an elastic collision, ______ is conserved.

a)

Momentum only

b)

Kinetic Energy only

c)

Both momentum and energy