Question

Hi guys....
How are you all i hope u all are fine......
Here are some questions for u all to answer.....

1. What percentage of the earth is covered by water?

2. What sorts of signals does the brain use to communicate sensations, thoughts and actions?

3. Did dinosaurs and humans ever exist at the same time?

4. Why does a year consist of 365 days and a day of 24 hours?

5. What causes a rainbow?

Please do not copy from Google!!!!! ​

Answer 1

Explanation:

dude most of dem copy frm Google so it better if u dont ask question in brainly , instead get d right ans frm google

Answer 2

Answer:

Q1.. Ans. 70%

Q2..Ans. Because of nerves.. Brain uses nerves to communicate with our body parts to work.

Q5.. Ans. when the rain and sun comes at a same time, then the sun rays get colored and we thought it is a rainbow. But generally these are the sun rays which forms a bridge type scturture and rain make it coloured and it is called as rainbow ️