WorksheetsWaves and EM Spectrum
Total questions: 18
Worksheet time: 7mins
Name
Class
Date
1.
For a transverse wave, the oscillations are _________ to the direction of energy of the wave
a)
perpendicular
b)
parallel
c)
up and down
d)
left and right
2.
A sound wave is an example of a
a)
transverse wave
b)
longitudinal wave
3.
All types of waves in the EM spectrum travel at the same speed in a vacuum...
a)
300,000,000 km/s
b)
300,000,000 m/s
c)
300,000,000 mph
4.
Ripples on a water surface are an example of
a)
a transverse wave
b)
a longitudinal wave
5.
The frequency of a wave is
a)
the number of waves that go past you
b)
the number of waves that go past a point each second
c)
how fast a wave is going
6.
The lowest frequency wave in the EM spectrum is:
a)
microwaves
b)
radio waves
c)
gamma
7.
The highest energy wave in the EM spectrum is
a)
UV
b)
radio waves
c)
gamma
d)
visible
8.
Wave with shortest wavelength
a)
UV
b)
radio waves
c)
gamma
d)
visible
9.
When light enters water or a glass block
a)
it speeds up
b)
it slows down
10.
The type of wave used in remote controls
a)
radio
b)
infrared
c)
microwaves
11.
The type of wave used by mobile phones
a)
microwaves
b)
infrared
c)
radio waves
d)
visible light
12.
Waves used in medical imaging and treatment
a)
UV and X rays
b)
X rays and microwaves
c)
X rays and gamma
13.
ionisation is
a)
an atom gaining an electron
b)
an atom losing an electron
c)
both/either
14.
1000mSv =
a)
1 Sv
b)
10 Sv
c)
100 Sv
15.
Which 3 waves can cause ionisation?
a)
gamma UV and microwaves
b)
gamma X rays and UV
c)
gamma X rays and infrared
16.
Time period is
a)
the number of waves passing each second
b)
the time for one wave
17.
How many complete waves are shown here?
a)
2
b)
4
c)
8
18.
4 waves pass in 2 seconds. What is the time period and frequency?
a)
T = 2 seconds, f = 0.5Hz
b)
T = 2 seconds, f = 2Hz
c)
T = 4 seconds, f = 2Hz
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