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Review Test 5
Test Description: Milestone Test Review
Instructions: Answer all questions to get your test result.
1) Hilda shouts hey in an empty hall at the shopping mall. The sound bounces off the walls and she hears
A
a circuit
B
an echo
C
a wavelength
D
a recording
2) All sound is made by
A
magnetism
B
vibrations
C
heat energy
D
reflections
3) Which force does a friend use to make you go higher on a playground swing?
A
pull
B
lever
C
push
D
pulley
4) When you walk on the sidewalk and roll your bike, the force you use is a
A
pull
B
pulley
C
push
D
lever
5) If you are on a seesaw and want your friend to go down, use a force that is a
A
pulley
B
lever
C
push
D
pull
6) Two astronauts walking on the Moon are trying to communicate with each other. Which way of communicating will NOT work for
A
ringing a bell
B
waving a hand
C
using a radio
D
flashing a light
7) Which demonstrates that light travels in straight lines?
A
the brightness of the Sun.
B
the speed of light
C
the rainbow effect
D
the forming of shadows
8) When a ball is thrown into the air, it falls back to the ground. What causes this to happen?
A
the way the ball is thrown
B
the force of gravity on the ball
C
the round shape of the ball
D
the force of the air against the ball
9) Reflection occurs when
A
light strikes a surface and bounces off.
B
light bends.
C
light goes through a surface.
D
light shines in your eyes.
10) Which object will reflect the most light?
A
glass
B
mirror
C
shiny red paper
D
copper
11) Which object would BEST reflect light from a light bulb?
A
a black sweater
B
a shiny spoon
C
a glass of water
D
notebook paper
12) Which type of lens bulges out in the middle?
A
glass
B
concave
C
convex
D
flat
13) A magnifying glass is an example of what type of lens?
A
convex
B
concave
C
square
D
thick
14) What determines pitch?
A
the rate of vibration
B
liquids
C
amplitude
D
solids
15) What is a simple machine?
A
a machine with few parts
B
a machine that can not operate
C
a machine that can operate without energy put in
D
a machine that is very complicated
16) Why can astronauts jump higher on the Moon than on Earth?
A
There is more oxygen on the Moon.
B
The warm temperature on the Moon gives the astronauts more energy.
C
Their pressurized suits help them.
D
The Moon's gravity is weaker than Earth's.
17) Complete this sentence:A change in force always brings about a change in
A
force
B
energy
C
position
D
machines
18) Which answer lists only simple machines?
A
television, computers, lever
B
lever, screw, wheel
C
screw, car, tires
D
lawn mower, edger, leaf blower
19) Which of the following statements about noise is true?
A
Hearing damage caused by loud noise eventually goes away.
B
Listening to loud music is less harmful if you do it a lot and get used to it.
C
Loud music can damage the inside parts of your ears.
D
Loud music is better for your ears than other sounds that are just as loud.
*select an answer for all questions
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