Download Light Test Review Questions

Light Test Review Questions
1. In the situation below, indicate the shadow locations and label the regions of total
shadow, no shadow, and partial shadow.
A
B
2. Make a ray diagram to draw a reproduction of the object on the screen.
Pinhole
Viewing
screen
3. List the characteristics of the image seen in a plane mirror.
4. The arrow is placed in front of a plane mirror. Accurately find and draw the
image location for the object. Draw light rays from each end of the object and
show where a person’s eye would have to be to see the image.
pl ane mi rror
5. Show how the light will cross the boundary and pass through the block to the
other side.
air,
n = 1.0
glass,
n = 1.5
6. Light travels from diamond into the air. How fast does light travel in the
diamond?
7. If the light from question 6 strikes the diamond at a 35o angle, what is the angle of
refraction? ( the light is moving from diamond into air)
8. Light passes from water into a block of plastic with an incident angle of 43o from
the normal. If the angle of refraction is 39o, what is the index of refraction of the
plastic?
9. What will the speed of light be in the plastic block from question #8?
10. Show where you would see the image of the Sun in the following situation: