Solar System

Front

What are the inner planets of the Solar System?

Back

The inner planets are Mercury, Venus, Earth, and Mars.

Front

What are the outer planets of the Solar System?

Back

The outer planets are Jupiter, Saturn, Uranus, and Neptune.

Front

How do the sizes of the inner planets compare to the sizes of the outer planets?

Back

The inner planets are smaller than the outer planets.

Front

What is the main composition of the inner planets?

Back

The inner planets are primarily rocky and terrestrial.

Front

What is the main composition of the outer planets?

Back

The outer planets are primarily gas giants, composed mostly of hydrogen and helium.

Front

What is the average distance from the Earth to the Sun?

Back

1 astronomical unit (AU), which is approximately 93 million miles or 150 million kilometers.

Front

How do the distances between the orbits of the inner planets compare to the distances between the orbits of the outer planets?

Back

The distances between the orbits of the outer planets are much larger than those of the inner planets.

Front

What is a key difference between the atmospheres of inner and outer planets?

Back

Inner planets have thin atmospheres, while outer planets have thick atmospheres.

Front

What is the significance of the asteroid belt in the Solar System?

Back

The asteroid belt separates the inner rocky planets from the outer gas giants.

Front

What is the largest planet in the Solar System?

Back

Jupiter is the largest planet in the Solar System.