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WorksheetsWave, EM Spectrum, Light, Sound
Total questions: 20
Worksheet time: 20mins
Which EM waves have the longest wavelength?
radio
x-rays
ultraviolet
gamma rays
Which EM waves have the shortest wavelength?
radio
x-rays
ultraviolet
gamma rays
Which EM waves are have the lowest frequency?
radio
none
infrared
x-rays
Which EM waves are have the highest energy & are the most dangerous?
radio
gamma rays
infrared
x-rays
Which wave has the highest frequency?
A
B
C
None (same frequency)
Which wave has the longest wavelength?
A
B
C
None (same wavelength)
how fast do electromagnetic waves travel through the vacuum of space?
they don't
250,000,000 m/s
the speed of light
100mph
as the wavelength of a wave increases its frequency also increases
true
false
Select all that are TRUE about Reflection & Refraction.
Refraction is when light strikes & bounces off an object
Reflection is when light strikes & bounces off an object
Reflection is when light bends as it passes through a substance
Refraction is when light bends as it passes through a substance
Match the following terms of Light Properties.
Refraction
Reflection of all visible light
Absorption of all visible light
How does light travels?
In a straight line
in a curved path
in a zig-zag path
Sound waves cannot travel through which of these?
paper
milk
outer space
hydrogen
Match how sounds travels through various types of media.
solid
Sound travels the fastest
liquid
Sound travels at a medium speed
gas
Sounds travels the slowest
vacuum
Sound CANNOT travel though the vacuum of space.
Which Electromagnetic waves help doctors detect a broken bone inside your body?
UV light
Gamma ray
X ray
A leaf is green because
All colors are reflected except green
The light is not part of the EM
All colors are absorbed except green
The sun light shining on the leaf is green
Match these
sound
mechanical energy
light
radiant energy
travels in waves
both
Match these parts of a light wave
Amplitude
height of the wave
wavelength
distance from crest to crest or trough to trough
crest
top
trough
bottom
frequency
how often waves occur
Order these colors from least energy to most energy
red
orange
green
blue
violet
Order these radiant energy forms from least energy to most energy
radio
microwave
infrared
visible
match these types of energy with how they can be used
Infrared
"seeing" the heat of a person or animal in the dark
Radio
music, communication
Microwaves
cooking
Ultraviolet (UV)
growing plants, tanning, cleaning
X-Rays
"seeing" inside the body (bones)
