P1.5 Use Of Waves Flashcards
1
Q
What do waves do
A
Transfer energy
2
Q
What are the waves used for information
A
Radio waves, microwaves, visible light,infrared
3
Q
What are radio waves used for
A
Transmit television and radio programmes
4
Q
What are microwaves used for
A
T-Mobile phones
5
Q
Risks of using mobile phones
A
Penetrate tissues
6
Q
What are transverse waves
A
Vibrations are at right angles to the direction of movement
7
Q
Longitudinal waves (sound waves)
A
Vibrations are along same diresction as the direction of travel
