Page 113 - Q&A-Cover_Neat
P. 113
(b) Look at his results.
120
100
80
light
meter 60
reading 40
20
0
A B C D E
material
Which sentences are true?
Tick () the boxes next to the two correct sentences.
All the materials allow light to pass through.
None of the materials allow light to pass through.
One material is opaque.
Three materials let most light through.
Two materials are opaque.
Two materials let most light through.
[2]
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