Question

1 example of periodic change

Answer 1

Heya!
Changes which are repeated after regular intervals are called periodic change.Some examples of periodic change are-

1-Pendulum clock

2-Movement of our hand

3-Change in seasons

4-Heartbeat

5-Melting of ice

6-Phases of moon .

Hope it helps ☺

Answer 2

1)- Phases of moon
2)- Melting of ice
3)- Glowing of electric bulb
4)- Changes in seasons
5)- Pendulum