The Solar System Trivia Flashcard

Front

What is the system that states Earth and the planets revolve around the sun?

Back

Heliocentric

Front

What process releases large amounts of energy when hydrogen atoms are pressed together to form helium?

Back

Nuclear fusion

Front

What is the Greek word for 'sun'?

Back

Helios

Front

What is one astronomical unit (AU) equal to?

Back

The distance between Earth and the sun.

Front

What object is at the center of a geocentric system?

Back

Earth

Front

What is the term for the path that planets take around the sun?

Back

Orbit

Front

What force keeps the planets in orbit around the sun?

Back

Gravitational force

Front

What is the name of the galaxy that contains our solar system?

Back

The Milky Way Galaxy

Front

What are the four terrestrial planets in our solar system?

Back

Mercury, Venus, Earth, Mars

Front

What is the largest planet in our solar system?

Back

Jupiter