Electromagnetic Spectrum Flashcards
1
Q
What wave has the lowest frequency
A
Radio waves
2
Q
What are the uses of ultraviolet waves
A
Tanning and detects germs
3
Q
How can infrared rays can be dangerous
A
Can produce burns
4
Q
What is the only harmless wave
A
Radio waves
5
Q
Where is gamma rays on the electromagnetic spectrum
A
Gamma rays have the highest frequency
6
Q
One way that microwaves can we uselful
A
Any of the following: cooking , telecommunications, radar , mobile phones
7
Q
What is directly in the middle of the electromagnetic spectrum
A
Visible light
8
Q
How can X-rays be useful
A
Detect broken bones , detect objects
9
Q
List all the 7 waves in the electromagnetic spectrum (in any order)
A
Radio waves , microwaves, infrared , visible light, ultraviolet, X-rays, gamma rays
10
Q
Which ray can be used to kill cancer
A
Gamma rays
