WorksheetsMotion and Machines Review
Total questions: 31
Worksheet time: 16mins
Name
Class
Date
1.
_____ is measured by units of distance and time.
a)
Motion
b)
Position
c)
Speed
d)
Gravity
2.
When runners are running around a track, they are constantly changing their _____.
a)
force
b)
pitch
c)
velocity
d)
wavelength
3.
The change in a object's place in comparison to the object's around it is called _____.
a)
friction
b)
gravity
c)
motion
d)
pitch
4.
Where an object is located is its _____.
a)
force
b)
motion
c)
shadow
d)
position
5.
The direction and speed an object travels is known as its _____.
a)
friction
b)
gravity
c)
motion
d)
velocity
6.
The force with slows and eventually stops objects is _____.
a)
friction
b)
force
c)
gravity
d)
speed
7.
Which train is the slowest?
a)
Zephyr
b)
Bullett
c)
Express
d)
They are all traveling at the same speed.
8.
All the words below describe direction EXCEPT...
a)
north
b)
south
c)
east
d)
motion
9.
A change in speed and _____ can cause a change in velocity.
a)
motion
b)
position
c)
direction
d)
force
10.
A _____ like a push or a pull causes a change in an object's motion.
a)
force
b)
friction
c)
gravity
d)
speed
11.
A push is a force which...
a)
moves objects away from you.
b)
moves objects toward you.
c)
makes objects transparent.
d)
does nothing to objects.
12.
In this drawing, what force is acting at arrow A?
a)
friction
b)
force
c)
gravity
d)
light
13.
A force is a _____ or a _____.
a)
light / sound
b)
speed / time
c)
push / pull
d)
cat / dog
14.
One way that a force can cause the change in an object's motion is to
a)
change the object's color.
b)
shine on the object.
c)
make it louder.
d)
change the object's direction.
15.
In this picture, the apple falling from the tree is evidence of _____.
a)
friction
b)
gravity
c)
push
d)
unluckiness
16.
A _____ moves an object away from you.
a)
friction
b)
sound
c)
push
d)
pull
17.
_____ is the BEST science teacher.
a)
Mrs. Fisher
b)
Adelle
c)
Mrs. Harris
d)
Tori Vega
18.
Which has the least friction?
a)
running on the playground
b)
a race car on a track
c)
snowboard on a snowy hill
d)
sandpaper on wood
19.
Which is one way to increase friction?
a)
add a slippery substance like oil
b)
add wheels
c)
make the touching sides more smooth
d)
add sand paper to one of the touching sides
20.
Why do airplanes have a sleek shape?
a)
to increase friction
b)
to decrease the friction of air resistance
c)
to increase number of interested buyers
d)
to decrease the number of birds hitting the windshield
21.
A simple machine made up of a slanted surface is _____.
a)
an inclined plane.
b)
a lever.
c)
a pulley
d)
a screw.
22.
A simple machine made up of a rope fitted around the rim of a fixed wheel is _____.
a)
a lever.
b)
a pulley.
c)
a screw.
d)
a wedge.
23.
A _____ is a devices that changes a force. It can make work easier by increasing the distance over which force is applied.
a)
force
b)
motion
c)
simple machine
d)
sound
24.
To pry open the lid of a paint can you use a screwdriver. What simple machine are you using the screwdriver like?
a)
inclined plane
b)
pulley
c)
wheel and axle
d)
lever
25.
An example of a simple machine that turns a weak circular force into a strong downward force is a _____.
a)
inclined plane
b)
lever
c)
pulley
d)
screw
26.
An example of a wedge is a _____.
a)
seesaw
b)
knife
c)
door knob
d)
baseball bat
27.
Which is NOT an example of a pulley?
a)
flag pole
b)
window blinds
c)
a car steering wheel
d)
the mast of a sailing boat
28.
Which force would a soccer player use to move a soccer ball AWAY from him/her?
a)
pull
b)
friction
c)
push
d)
gravity
29.
How are gravity and friction alike?
a)
They are both forces which change an object's color.
b)
They are both forces which change an object's shape.
c)
They are both forces which change an object's size.
d)
They are both forces which change an object's motion.
30.
An example of an inclined plane is a _____.
a)
ramp
b)
flag pole
c)
knife
d)
wagon wheels
31.
How does a wheel and axle decrease friction?
a)
They spin and roll smoothly over the ground.
b)
They stick to things and don't move.
c)
They do not reduce friction.
d)
They pivot at a fulcrum.
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