Question

Define periodic change.

A
A change which does not repeat after a regular interval of time.
B
A change which repeats after an alternate interval of time.
C
A change which repeats after a regular interval of time.
D
A change which repeats after a irregular interval of time.

Answer 1

Answer:

c is the correct answer dear

Answer 2

Answer:

C). A change which repeats after a regular interval of time.

Explanation:

Changes that repeat at regular intervals are called periodic changes. Examples: The occurrence of day and night and the waxing and waning of the moon.

Hope it helps u...