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- 1. Multiple ChoiceThe velocity of light in vacuum is _______ m/s3x1083x10123x1063x1010
- 2. Multiple Choice
How does light behave as it enters these mediums?continue its path as straight line.bends toward the normalbends away from the normalreflects - 3. Multiple ChoiceWhat is this called?refractionreflectionreconstroctionretraction
- 4. Multiple Choice
When light passes at an angle to the normal from one medium into another in which its speed is higher
it is bent toward the normal.
it always lies along the normal.
it is unaffected.
it is bent away from the normal.
- 5. Multiple Choice
If all other variables are held constant, what happens to the angle of refraction if the angle of incidence increases?
the angle of refraction stays the same
the angle of refraction decreases
the angle of refraction increases
cannot be determined from the information provided
- 6. Multiple Choice
A student placed a pencil in a cup of water. The pencil appears broken because light
always travels in a straight line.
bends when it passes through water.
makes the water in the glass evaporate.
reflects the pencil on the water's surface.
- 7. Multiple Choice
When light passes at an angle to the normal from one medium into another in which its speed is lower
it is bent towards the normal.
it always lies along the normal.
it is unaffected.
it is bent away from the normal.
- 8. Multiple Choice
Based on the image, as light passes from medium 1 to medium 2
light speeds up and bends towards the normal
light speeds up and bends away from the normal
light slows down and bends towards the normal
light slows down and bends away from the normal
- 9. Multiple ChoiceIn what medium does light travel the fastest?vacuumairwaterglass
- 10. Multiple Choice
Which of the following is true?
When light travels from a vacuum into glass it speeds up.
When light travels from a vacuum into glass it bends away from the normal.
When light travels from a vacuum into glass the frequency decreases.
When light travels from a vacuum into glass the wavelength decreases.
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