GENERAL KNOWLEDGE

GK

SOLAR SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the name often given to the 1st four planets? (Select all that apply)
A
Terrestrial planets
B
Inner planets
C
Outer planets
D
Gas giants
Explanation: 

Detailed explanation-1: -The planets Mercury, Venus, Earth, and Mars, are called terrestrial because they have a compact, rocky surface like Earth’s terra firma. The terrestrial planets are the four innermost planets in the solar system.

Detailed explanation-2: -The four innermost planets are referred to as terrestrial planets and have characteristics like liquid heavy-metal core, at least one moon, and valleys, volcanoes, and craters. These are all Earth-like features; thus, Earth is a terrestrial planet.

Detailed explanation-3: -We group the planets of our solar system into “inner” and “outer” planets. What’s the difference? Inner planets: the four closet to the sun. They are also called the “terrestrial planets” because they are made mostly of rock and metal.

Detailed explanation-4: -Gas Giant. A giant planet composed mainly of gas. Super-Earth. A potentially rocky world, larger than Earth. Neptune-like. Gaseous worlds around the size of Neptune. Terrestrial. A rocky world outside our solar system. 13-Apr-2022

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