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WorksheetsChapter 10: Refraction of light
Total questions: 10
Worksheet time: 10mins
Light travels at a speed of 300,000 km/s in outer space but can slow in different materials like glass or water.
True
False
This image is an example of …………..
Reflection phenomenon
Diffusion phenomenon
Refraction phenomenon
Refraction is when light__________.
Is bounced by an object or material.
Changes speed as it travels in different materials which causes bending.
When light speeds up to over 300,000 km/s
Which of the following allows fiber optic cables to transmit data?
total bending of light
total dispersion of light
total internal combustion
total internal reflection
Light emerging from water to air will bend ______ due to the change of speed as it crosses the boundary.
toward the normal
away from the normal
along the normal
A refracted wave has the same wavelength as an incident wave.
true
false
The speed of light in vacuum is 3x108m/s. its speed in ruby of index of refraction 1.54 is …….
1.95 x 108m/s
5.1 x 10-9m/s
4.62 x 108m/s
The speed of light in vacuum is 3x108m/s and the speed of light in diamond is 1.24x108m/s. the index of refraction in diamond is ……….
2.42
0.42
1
For light to pass from medium (1) of index n1 to medium (2) of index n2 where n2 < n1, the angle of incidence must be ……………… than the refracted angle.
greater
smaller
equal
ABC is a section of a right isosceles prism whose index of refraction is n = 1.5. The path of the incident light ………...
