GENERAL KNOWLEDGE

GK

THE UNIVERSE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of these best defines a planet?
A
a large body that does not give off light
B
a bright, burning ball of gas
C
a body that orbits the Moon
D
a mass that defies gravity
Explanation: 

Detailed explanation-1: -Because planets do not have nuclear fusion, they do not produce their own light. Instead, they shine with light reflected from a star. When we see planets in the night sky, such as Venus, the so-called “Evening Star, ‘’ we’re seeing reflected sunlight.

Detailed explanation-2: -Satellites are bodies that orbit the planets and some are larger than the planet Mercury. The number of satellites is related to the mass of each planet.

Detailed explanation-3: -A planet is defined as a body of significant size that orbits a star and does not produce its own light.

There is 1 question to complete.