Question

State whether the following statements are true or false:
(a) The moon is an illuminated object.
(b) Diffuse reflection means the failure of the laws of reflection of light.
(c) In a kaleidoscope, a pattern seen once can never be seen again.

Answer 1

Answer:

true

false

true

Explanation:

True. Moon is a non-luminous object. It does not have light of its own, it reflects the light of sun and it is an illuminated object.

(b) False. Diffuse reflection does not mean the failure of laws of reflection of light. Diffused reflection is caused by the irregularity of a surface.

(c) True. The pattern once seen through the eye hole can never be seen again in a kaleidoscope. The mirrors in the tube and the colored glass pieces continuously make different patterns.

Answer 2

(a) True

(b) False

(c) True

Explanation:

(a) The moon is an illuminated object. -- True. Moon is illuminated by the light from the sun.

(b) Diffuse reflection means the failure of the laws of reflection of light. -- False. Diffused reflection is caused by the irregularities in the reflecting surface. Laws of reflection does not fail.

(c) In a kaleidoscope, a pattern seen once can never be seen again. -- True. Every time a new pattern is formed.