elecromagnetic waves

for revision

?
how do you work out wave speed?
frequencey x wavelength
1 of 5
what can you use gamma rays for?
to kill certain cancer cells.
2 of 5
what do you used microwaves for?
heating food and communcating
3 of 5
what do digital signals look like?
they are wavey.
4 of 5
infa-red waves have a longer wave length?
True
5 of 5

Other cards in this set

Card 2

Front

what can you use gamma rays for?

Back

to kill certain cancer cells.

Card 3

Front

what do you used microwaves for?

Back

Preview of the front of card 3

Card 4

Front

what do digital signals look like?

Back

Preview of the front of card 4

Card 5

Front

infa-red waves have a longer wave length?

Back

Preview of the front of card 5

Comments

mel

Report

umm question 5, it should look something like this  |ˉ||ˉ||ˉ|_|

 i wouldn't count that as wavey

Similar Science resources:

Waves
key words
Teacher recommended
See all Science resources »See all Waves resources »