Answer to Question #51683 in Optics for samson

Question

1 The human eye employs a -------- lens to -------- images.
a. converging ...... real

b. converging ...... virtual

c. diverging ..... real

d. diverging ..... virtual
2 A camera obscura used by a potrait painter is located 6 m from a child who stands 1 m tall. How tall is her image if the back of the camera obscura is 2 m away?
a. 1/3 m

b. 1/2 m

c. 1 m

d. 3 m
3 The law of reflection states that
a. light travels in a straight line

b. light must be reflected into our eyes to be seen

c. the angle of reflection is equal to the angle of incidence

d. light striking a rough surface is scattered in all directions

4 If you stand 2 m in front of a plane mirror, how far from you is your image?
a. 1 m

b. 2 m

c. 3 m

d. 4 m
5 If a 4-m-tall child stands 2 m in front of a vertical plane mirror, the image of the child will be ------- m tall
a. 1

b. 2

c. 3

d. 4