Question

Consider the following statements:
1. Mercury is the second densest planet.
2. Venus is the hottest planet
3. Earth’s rotation is slowing down.

Which of the statements given above are correct?

• A. 1 and 2 only
• B. 2 only
• C. 1 & 3 only
• D. 1, 2 & 3 only

Answer 1

The correct option is D 1, 2 & 3 only

Mercury is second densest, while Earth is the densest. Venus, because of thick atmosphere, traps heat easily and is the hottest planet . Because of the tidal effects of the moon, earth's rotation is slowing down i.e days were shorter in the past.