Solar System

Which planet is the closest to the sun?

• Mars

• Earth

• Mercury

• Pluto is a planet

Which is the most massive planet?

• Jupiter

• Saturn

• Earth

• Pluto is a planet

Which planets are most dense?

• Terrestrial

• Jovian

• Kuiper Belt Objects

• Pluto is a planet!

Which planet is hottest due to the greenhouse effect?

• Earth

• Mars

• Venus

• Mercury

Which is a Jovian Planet characteristic? (pick all that apply)

• Many Moons

• Lots of rings

• High density

• Made of rocks

Which type of planet is found closest to the sun?

• Jovians

• Kuiper Belt Objects

• Terrestrials

• Asteroids

What did Johannes Kepler contribute to Astronomy? (pick all that apply)

• A law on how the orbital period of a planet relates to its distance from the Sun

• He had a magnificaent observatory on an Island!

• A law about the shape of a planets’ orbit around the Sun

• A law about planets sweeping equal areas in equal time in orbit

The following are all characteristics of planets EXCEPT

• They can only reflect light from the sun.

• They can have moons.

• They can shine with their own light.

• They can have rings.

Where do comets come from?

• The Kuiper Belt

• The Oort Cloud

• Comet Machines

• The Asteroid Belt

According to Kepler’s First Law of Planetary Motion, the orbits of the planets are perfect circles.

• True

• False