Earth and Space Vocabulary Flashcard

Front

What is a celestial body that consists primarily of ice and dust, and often develops one or more long tails when near the sun?

Back

Comet

Front

What is a rocky or metallic object that orbits the Sun and is much smaller than a planet?

Back

Asteroid

Front

What do we call it when one object orbits another object?

Back

Revolution

Front

What is a large object in space that is made of gas and produces its own light?

Back

Star

Front

What is the term for when an object turns, or spins, about an axis or a center?

Back

Rotation

Front

What is the name of the path that a celestial body takes as it moves around another body in space?

Back

Orbit

Front

What do we call a natural satellite that orbits a planet?

Back

Moon

Front

What is the term for the time it takes for a planet to complete one full rotation on its axis?

Back

Day

Front

What is the term for the time it takes for a planet to complete one full revolution around the Sun?

Back

Year

Front

What is the name of the closest star to Earth?

Back

Sun