Waves Flashcards
(8 cards)
1
Q
The wave with the smallest wavelength?
A
Gamma
2
Q
The order of the waves…
A
Radio,microwave,infrared,visible light,ultra violet,X Ray, gamma
3
Q
What is the wave length?
A
The length of a full cycle from crest to crest
4
Q
Our eyes can only detect a narrow range of waves which ones?
A
Visible light
5
Q
What are radio waves mainly used for?
A
Communication
6
Q
Two main uses of microwave?
A
Satellite transmissions and cooking foods
7
Q
How do microwaves heat food?
A
They pass easily into the food and are absorbed by the water molecules and turn into heat inside the food
8
Q
What type of wave is used in optical fibres
A
Visible light
