physics flashcards

HideShow resource information
  • Created by: Abbyw
  • Created on: 13-05-15 20:26
how does light travel?
in straight lines
1 of 12
How fast does light travel?
300 000km/s
2 of 12
what is a narrow beam of light called?
a ray
3 of 12
what two things can light do?
it can be absorbed or reflected
4 of 12
what is a material called when light cannot pass through it?
opaque
5 of 12
what are the colours in order of the rainbow?
red,orange,yellow,green,blue,indigo,violet
6 of 12
what is it called when only some light can pass through a material?
translucent
7 of 12
what is it called when light can totally pass through a material?
transparent
8 of 12
if i had a red filter, what colour would the light be at the other end?
red
9 of 12
what happens through a filter?
the filter absorbs every colour other than the one it is.
10 of 12
what is a primary colour and what are they (in terms of light)?
a unmixed colour ("ready-made colour). green,red,blue.
11 of 12
what are secondary colours and what are they (in light terms)?
mixed colours formed by primary colours. magenta, cyan,yellow
12 of 12

Other cards in this set

Card 2

Front

How fast does light travel?

Back

300 000km/s

Card 3

Front

what is a narrow beam of light called?

Back

Preview of the front of card 3

Card 4

Front

what two things can light do?

Back

Preview of the front of card 4

Card 5

Front

what is a material called when light cannot pass through it?

Back

Preview of the front of card 5
View more cards

Comments

No comments have yet been made

Similar All resources:

See all All resources »See all physics resources »