GENERAL KNOWLEDGE

GK

SOLAR SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Tyler is reading an article about objects in the solar system. He finds out that Ganymede, one of Jupiter’s moons, is bigger than the planet Mercury. Which statement explains why Ganymede is not classified as a planet?
A
It orbits Jupiter and not the Sun.
B
It is not as close to the Sun as Mercury.
C
It is not shaped like the rest of the planets.
D
It is held in its orbit by gravity.
Explanation: 

Detailed explanation-1: -Size and Distance Ganymede has a radius of 1, 635 miles (2, 631 kilometers) and is the largest moon in our solar system. It’s bigger than Mercury and Pluto.

Detailed explanation-2: -Ganymede is a moon of Jupiter. It is larger than Mercury and has a metallic core similar to Earth’s core. Which of these statements best explains why Ganymede is classified as a moon rather than a planet? It is too large to be called a planet.

Detailed explanation-3: -1.) Ganymede: Jupiter’s largest moon is the largest non-planet in the Solar System. With a diameter of 5, 268 km (3, 271 miles), it’s 8% bigger than the planet Mercury, although it has less than half the mass of our Solar System’s innermost planet, being made of mostly ices and silicate minerals.

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