Easy Planet Jupiter Trivia Quiz Questions for Kids

Free planet Jupiter trivia questions for kids.


Easy Planet Jupiter Trivia Quiz Questions for Kids

Which planet from the Sun is Jupiter?
A: It is the fifth planet from the Sun.

How does the size of Jupiter compare to the other planets in our solar system?
A: It's the largest.

What does the planet consist of?
A: It is a gas giant.

Jupiter has two and a half times the mass of all the other what?
A: Planets in the Solar System combined.

The Romans named the planet after what Roman god?
A:  Jupiter.


Jupiter is on average the third-brightest object in the night sky after what?
A: The Moon and Venus.

Jupiter is primarily composed of what type of gas?
A:  Hydrogen with a quarter of its mass being helium.

It may also have a rocky core of heavier elements, but Jupiter doesn't have a well-defined what?
A: Solid surface.

Because of its rapid rotation, it has a slight but noticeable "what" around the equator?
A: Bulge.

The outer atmosphere is visibly segregated into several bands at different what?
A: Latitudes.


What is the Great Red Spot?
A:  A giant storm.

When was the giant storm first seen by telescope?
A: The 17th century.

How many moons does Jupiter have?
A: At least 67, including the four large moons called the Galilean moons.

Who discovered the Galilean moons?
A: Galileo Galilei in 1610.

What is the name of the largest of these moons?
A: Ganymede.


Ganymede has a diameter greater than that of what planet?
A: Mercury.

What was the most recent probe to visit Jupiter?
A: The Pluto-bound New Horizons spacecraft in late February 2007.

What did the probe use from Jupiter to increase its speed?
A: Gravity.

What is the diameter of Jupiter?
A:  88,846 miles at its equator.

The density of Jupiter is the second highest of the gas giants, but lower than for any of the four what?
A: Terrestrial planets.