1
Q
Light travels in what kind of lines
A
Straight lines
2
Q
What is the nature of an image
A
Virtual, laterally inverted, upright, same size
3
Q
What is the wave formula
A
V= f x wavelength
4
Q
What is frequency measured in
A
Hz
5
Q
Period is measured in
A
Time( secs)
6
Q
Wavelength is measured in
A
Metres
7
Q
What is the law of reflection
A
The angle of incidence = the angle of reflection
Biology
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