Question

tell me answer plz give marks​

Answer 1

Answer:

fill in the blanks

sun is hot

vitamin D and minerals

Answer 2

Answer:

3) (1)sunlight is the principal source of energy on the earth's surface

(2)equatorial region is hotter than polar region as the vertical rays of the sun fall directly on the equator and so this region becomes very hot wereas the slanting rays of the sun fall on the polar region and so this region becomes very cold.

(3)thermometer

(4)○solar panels

○solar heating

○indoor and outdoor lighting

○solar charging

○solar cooking

4) (1) main source of energy

(2)light and heat

hope my answer is helpful!!