Question

plzzzzz help me plzz ​

Answer 1

Explanation:

1 .Penguins ka easily live in polar regions because of thick body and a layer of fat inside theri skin. Layer of fat warms them. Their body is streamlined and also they live in groups together making them warm at same time.

2. in summers the wind flows from sea towards land because land becomes hot because of direct rays of sun and the sea have cool air. So, as we know that cool air goes towards hot air and vice versa. Hence, in summer cool air from sea moves towards land to make it cool.

3. the crumpled paper kept at mouth of bottle comes above because the pressure exerted at air by our mouth results air striking bottom of bottle and then reversing above to mouth making the paper fall down because of pressure.