WorksheetsElectromagnetic spectrum
Total questions: 8
Worksheet time: 4mins
Name
Class
Date
1.
Which of these is a use for gamma rays
a)
Communication
b)
Sterilizing food or medical equipment
c)
Cooking food
d)
Sat nav
2.
What kind of waves does a remote control use?
a)
Gamma
b)
Ultra violet
c)
Visible
d)
Infrared
3.
What are the hazards associated with radio waves
a)
None
b)
Harmful to humans
c)
Burn skin
d)
Cause cancer
4.
What is the order of the colours of visible light in increasing wavelength
a)
Red, Orange, Yellow, Green, Blue, Violet
b)
Red, Yellow, Pink, Green, Orange, Purple, Blue
c)
Radio, Micro, IR, Visible, UV, X-Rays, Gamma
d)
iolet, Blue, Green, Yellow, Orange, Red
5.
What part of the EM is used to detect forged banknotes?
a)
Infrared
b)
Ultraviolet
c)
Red
d)
Gamma
6.
Which of these has the shortest wavelength?
a)
Visible light
b)
Microwaves
c)
X-rays
d)
Radiowaves
7.
Which part of the EM spectrum is used to kill cancers?
a)
Radio waves
b)
Microwaves
c)
Ultra violet
d)
Gamma rays
8.
What type of EM radiation have a higher wavelength than infrared?
a)
Radiowaves
b)
Visible
c)
Gamma
d)
X-rays
100 %
