Question

. Fill in the blanks:
(i) Muscles help movement by
and then relaxing.
(ii) The parts of the earth not facing the sun have
helps us calculate time.
Match the columns:
(i) Prime Meridian
Brain
(ii) Cerebellum
Rotation
(iii) Earth
Greenwich
Give reason:
(i) The North Pole has twenty four hours of day light on the 21 of
(ii) Why length of day and night are equal during the equinoxes?​

Answer 1

Answer:

(1)Contracting

Explanation:

Because muscle first contract