Question

Answer briefly..
1. Planets do not have their own light, but still you can see them shining in the night sky .how?
2. Why are inner planets so dense?
3. What is the sun made of?
4. The motion of a planet on its own axis is called revolution. (T/F)​

Answer 1

Answer:

when sun rays falls on it then it shines so it is visible.

inner planets are dense because maximum amount of sun rays falls on it.

sun is made up of stones lava .

true.

Answer 2

Answer :-

1.) planets do not have nuclear fusion, they do not produce their own light. Instead, they shine with light reflected from the sun.

2.) Inner planets do not have rings and are mostly made of rocks. Therefore, they are very dense.

3.) The sun is a huge ball of gases. It mainly consists of hydrogen which gets converted into helium due to the continuous nuclear reaction taking place in the sun.

4.) True.