Solar System Review

Front

What is the main reason for Venus's high surface temperature compared to Mercury?

Back

Venus has an atmosphere thick with greenhouse gasses and Mercury does not.

Front

What feature is common to all inner planets?

Back

Rocky surface.

Front

Which model of the Solar System is correct today, Geocentric or Heliocentric?

Back

Heliocentric, because the planets are orbiting the Sun.

Front

Where are most dwarf planets located?

Back

Kuiper belt.

Front

Do all outer planets have rings?

Back

True.

Front

What is the definition of a dwarf planet?

Back

A celestial body that orbits the Sun and is similar to a planet but does not clear its orbit of other debris.

Front

Name the four inner planets of the Solar System.

Back

Mercury, Venus, Earth, Mars.

Front

What is the primary component of the Sun's atmosphere?

Back

Hydrogen.

Front

What is the difference between a planet and a moon?

Back

A planet orbits a star, while a moon orbits a planet.

Front

What is the asteroid belt?

Back

A region of space between Mars and Jupiter where many small rocky bodies orbit the Sun.