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WorksheetsForce and Motion/Simple Machines
Total questions: 50
Worksheet time: 1hrs 1mins
Name
Class
Date
1.
______________________ is any push or pull on an object.
a)
Force
b)
Mass
c)
Gravity
d)
Air Resistance
2.
A _________ uses force to move an object towards you.
a)
Pull
b)
Push
c)
Motion
d)
Force
3.
A ________ uses force to move an object away from you.
a)
Push
b)
Pull
c)
Gravity
d)
Motion
4.
Which scientist gave us the laws of motion?
a)
George Washington
b)
John Adams
c)
Sir Isaac Newton
5.
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
6.
Which is harder to stop - an 18 wheeler or a motorcycle?
a)
motorcycle
b)
18 wheeler
7.
_____is a change in the velocity of an object.
a)
Direction
b)
Speed
c)
Displacement
d)
Acceleration
8.
_____ is how fast an object moves in a specific direction.
a)
velocity
b)
speed
c)
displacement
d)
distance
9.
Why is it harder for the boy in Image B to get down the hill?
a)
Motion
b)
Friction
c)
Work
d)
Displacement
10.
Which force produces a change in motion?
a)
unbalanced force
b)
balanced force
c)
gravitational force
d)
frictional force
11.
If these boys are pulling with the same amount of force. What will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
12.
_______________ is how fast an object changes over time.
a)
speed
b)
velocity
c)
momentum
d)
acceleration
13.
Objects that are changing their speed or their direction
a)
force
b)
energy
c)
acceleration
d)
friction
14.
Another way that force can cause the change in an object's motion is to...
a)
change its color.
b)
change its pitch.
c)
change its direction.
d)
change its spots.
15.
Which has the least friction?
a)
snowboard on a snowy hill
b)
running on the playground
c)
sandpaper on wood
d)
a racer on a track
16.
How does friction help us move from place to place?
a)
Friction does not help us.
b)
Friction keeps us from slipping and sliding.
c)
Friction only helps cats.
d)
Friction makes us slip and fall.
17.
Why do air planes and race cars have sleek shapes?
a)
to reduce friction from air resistance
b)
to increase air resistance
c)
to look more appealing than cats
d)
so people will buy them
18.
What keeps the Moon in orbit around Earth?
a)
Earth's rotation.
b)
Earth's atmosphere.
c)
Earth's gravity.
d)
Earth's shape.
19.
a unit of acceleration equal to the acceleration caused by gravity
a)
u
b)
fr
c)
g
d)
N
20.
the energy possessed by an object because of its height above the ground
a)
kinetic energy
b)
potential energy
c)
inertia
d)
speed
21.
the energy possessed by an object because of its motion
a)
force
b)
inertia
c)
kinetic energy
d)
potential energy
22.
the amount of material in a substance
a)
inertia
b)
force
c)
mass
d)
motion
23.
Philip is playing tug of war with Nancy. They both understand that to win the game of tug of war, one player must pull the flag over their opponent's line, but during this particular game, the flag tied to the center of the rope is not moving.What is happening to the rope in this example?
a)
Philip is applying more force in one direction.
b)
Nancy is applying more force in one direction.
c)
Philip and Nancy are applying equal forces in the same direction.
d)
Philip and Nancy are applying equal forces in opposite directions.
24.
The change in a objects position is________.
a)
Force
b)
Motion
c)
Reaction
d)
movement
25.
Tug of war is an example of what kind of force.
a)
typical force
b)
normal force
c)
balanced force
d)
direct force
26.
The force that pulls all objects toward each other is called_______?
a)
push
b)
pull
c)
gravity
d)
mass
27.
Force can make an object move in only one direction.
a)
True
b)
False
28.
As an objects mass increases, the gravity of the object________.
a)
increases
b)
decreases
c)
stays the same
d)
goes up and down
29.
Who discovered gravity?
a)
Isaac Newton
b)
Albert Einstein
c)
Benjamin Franklin
d)
Aaron Abel
30.
The wheelbarrow makes work easier because the handles are part of a simple machine called?
a)
inclined plane
b)
lever
c)
screw
d)
wedge
31.
A pulley makes work easier by
a)
lifting things
b)
turning things
c)
holding things together
d)
pushing material outward
32.
The doorknob is a simple machine called?
a)
lever
b)
screw
c)
inclined plane
d)
wheel and axle
33.
A wheel chair ramp is an example of what type of simple machine?
a)
inclined plane
b)
lever
c)
screw
d)
wedge
34.
Which type of simple machine is being used in the picture?
a)
inclined plane
b)
lever
c)
pulley
d)
wedge
35.
If an object is moving, its forces must be...
a)
heavy
b)
unbalanced
c)
light
d)
balanced
36.
Name this simple machine.
a)
Lever
b)
Wedge
c)
Pulley
d)
Inclined Plane
37.
Name this simple machine.
a)
Pulley
b)
Wheel and Axle
c)
Inclined Plane
d)
Lever
38.
Name this simple machine.
a)
Wheel and Axle
b)
Lever
c)
Pulley
d)
Wedge
39.
Name this simple machine.
a)
Wheel and Axle
b)
Lever
c)
Pulley
d)
Wedge
40.
Name this simple machine.
a)
Inclined Plane
b)
Lever
c)
Pulley
d)
Wedge
41.
Name this simple machine.
a)
Screw
b)
Lever
c)
Pulley
d)
Wedge
42.
Which choice is an example of a pulley?
a)
Axe
b)
Seesaw
c)
Crane
d)
Tunnel
43.
What is the center point of a lever called?
a)
Fulcrom
b)
A Thingy
c)
Cheese
d)
A Brick
44.
True or False:
Gravity affects all objects on Earth.
Gravity affects all objects on Earth.
a)
True
b)
False
45.
Lightbulb
a)
wedge
b)
pulley
c)
incline plane
d)
screw
46.
Stairs
a)
wedge
b)
pulley
c)
inclined plane
d)
wheel and axle
47.
What kind of work is made easier by the wheels of this object?
a)
pushing a heavy load
b)
lifting a heavy load
c)
dividing a heavy load
d)
holding a small load
48.
What is anything that makes work easier called?
a)
screw
b)
wedge
c)
force
d)
machine
49.
A machine with few or no moving parts is called a ______.
a)
machine
b)
compound machine
c)
simple machine
d)
work
50.
Simple machines allow us to do less work.
a)
TRUE
b)
FALSE
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