WorksheetsLight and Sound Quiz
Total questions: 20
Worksheet time: 20mins
-- is a form of energy that travels through the air
energy
wave
sound
volume
Sound travels through the air as waves
True
False
A sound that bounces off a surface is called an --
loud sound
repeat
echo
quiet sound
Which way best describes how light moves?
in circles
slowly
straight line
faster through opaque objects
How high or low a sound is
frequency
vibration
volume
pitch
What is light?
a form of energy
bright stuff
a form of sound
a form of excitement
Why does a straw look broken when you put it in a cup of water?
It is being reflected.
It is being refracted.
It is broken.
The colors are being separated.
Which one is an example of light being reflected?
Seeing yourself in a mirror
Lighting a candle
We see a red t-shirt because . . .
Red light is absorbed and the other colours are reflected.
Red light is refracted.
Red light is reflected and the other colours are absorbed.
Like stop signs, red means stop, and the red light stops at our eye.
A piece of glass that separates white light into its different wavelengths is called a ___________
crystal
mineral
prism
rock
Which material is NOT translucent?
Brick
Tissue paper
Thin sheet of plastic
What is volume?
how high or low a sound is
the loudness or softness of a sound
the number of vibrations per second
vibrations
Why does a megaphone make it easier to hear sound?
It is a cone, and just like ice cream cones, people get louder around it!
It makes the energy get bigger.
Like a funnel, it focuses the sound waves in a direction so that the sound waves are scattered in fewer directions.
This is false; megaphones do not help us to hear.
the number of vibrations per second?
vibration
volume
pitch
frequency
When an object blocks the path of light, what is formed?
a problem
a shadow
a reflection
a fog
When an object moves closer to a light source, it's shadow...
gets smaller
gets bigger
changes shape
stays the same size
Sounds are made out of..
ears
vibration
nerves
Which of these mean that some light can travel through, but not all?
transparent
translucent
opaque
What is the main source of light?
Light bulb
Moon
Candle light
Sun
Sound can travel through...
space
a vacuum
solid, liquid, or gas
a solid, and liquid only
