Test: The Solar System

Front

What are planetary rings made up of?

Back

Ice particles, dust, and rocky debris.

Front

Why does the Moon shine?

Back

The Moon's light is due to the reflection of sunlight.

Front

What are the properties of outer planets?

Back

Outer planets are large, gaseous, have thick atmospheres, low densities, possess rings, and many moons.

Front

What do all inner planets have in common?

Back

All inner planets have rocky surfaces.

Front

Order the following from greatest force of gravity to lowest: Sun, Earth, Moon.

Back

Sun, Earth, Moon.

Front

What is the main difference between inner and outer planets?

Back

Inner planets are rocky, while outer planets are gaseous.

Front

What is the primary composition of the Sun?

Back

The Sun is primarily composed of hydrogen and helium.

Front

What is the significance of the asteroid belt?

Back

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

Front

What causes the seasons on Earth?

Back

The tilt of Earth's axis and its orbit around the Sun.

Front

What is a comet primarily made of?

Back

A comet is primarily made of ice, dust, and rocky material.