The Solar System pre/post flashcard

Front

Which planet takes the longest to revolve around the Sun?

Back

Neptune takes the longest to revolve around the Sun, taking about 165 Earth years.

Front

What are the four gas planets in our Solar System?

Back

The four gas planets are Jupiter, Saturn, Uranus, and Neptune.

Front

True or False: The Sun revolves around the Earth.

Back

False. The Earth revolves around the Sun.

Front

What is at the center of our Solar System?

Back

The Sun is at the center of our Solar System and is the largest object in it.

Front

Which planet is the largest in our Solar System?

Back

Jupiter is the largest planet in our Solar System.

Front

What is a planet?

Back

A planet is a celestial body that orbits a star, is spherical in shape, and has cleared its orbit of other debris.

Front

What is the difference between terrestrial and gas planets?

Back

Terrestrial planets are rocky and solid (like Earth), while gas planets are mostly made of gases and have no solid surface (like Jupiter).

Front

Name the four terrestrial planets in our Solar System.

Back

The four terrestrial planets are Mercury, Venus, Earth, and Mars.

Front

What is the role of gravity in the Solar System?

Back

Gravity keeps planets in orbit around the Sun and holds moons in orbit around their planets.

Front

How long does it take for Earth to revolve around the Sun?

Back

It takes Earth about 365 days to complete one revolution around the Sun.