Name the planet for which the sun rises in the west and sets in the east.

Which of the following is not a natural satellite?

Which satellite is used for geographical survey?

The earth takes $1$ year to make a complete revolution around the sun whereas Pluto takes nearly $248$ of our earth years to orbit the sun. What is the main reason for this?

What is an artificial satellite? Name any two types of artificial satellite and state their functions.

Mention any two achievements of Hubble Telescope.

What is the name of $400 \mathrm{km}$ thick bright layer around the sun?

Why do tail of comets formed, when it comes closer to sun?