Page 51 - Booklet Sci
P. 51
Name: ................................................................... Class: ..................... Date: ........................
WORKSHEET 1 Light
Light
Complete the following sentences.
1- We can't see ............... or ............... energy.
2- The ............... energy is the only form of energy that
can be seen.
3- The main source of light on the Earth is ...............
4- The light energy that can be seen is called
the ...............
5- The moon is not a source of light as it ...............
the sunlight.
6- ............... , ............... and ............... are sources of light.
7- Light travels in ............... lines.
8- Formation of ............... through narrow holes is due
to travelling of light in straight lines.
9- A ............... and ............... image is formed through
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ISBN : 978 977 452 538 1 narrow holes.
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Phone: (03) 59 27 310 10- Light travels in straight lines. This is the idea of
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alex4book@hotmail.com making ...............
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11- When light falls in an opaque object, it forms a
Author: M. GALAL
darkened area known as ...............
12- Formation of ............... is an evidence that light
propagates in straight lines.
