Exploring Our Solar System and Galaxy Review

Front

What is an astronomer?

Back

An astronomer is a scientist who studies stars and planets in the universe.

Front

What are data in scientific investigations?

Back

Data are observations or measurements recorded in an investigation.

Front

What are terrestrial planets?

Back

Terrestrial planets are small, dense, and rocky planets.

Front

Which object in the Solar System is known for having a tail?

Back

A comet is known for having a tail.

Front

What is the difference between asteroids and comets?

Back

Comets have tails, while asteroids do not.

Front

What is the largest planet in our Solar System?

Back

Jupiter is the largest planet in our Solar System.

Front

What is a galaxy?

Back

A galaxy is a massive system of stars, stellar remnants, interstellar gas, dust, and dark matter.

Front

What is the Milky Way?

Back

The Milky Way is the galaxy that contains our Solar System.

Front

What are the four inner planets of our Solar System?

Back

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

Front

What are gas giants?

Back

Gas giants are large planets that are primarily composed of hydrogen and helium.