The Solar System

Which of the following choices demonstrates the correct order of the MAIN planets beginning from the closest and ending in the furthest from the Sun?

• Mercury, Venus, Earth, Mars, Jupiter, Uranus, Saturn, Neptune

• Venus, Mercury, Earth, Ceres, Jupiter, Saturn, Neptune, Pluto

• Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

• Venus, Mars, Earth, Ceres, Jupiter, Uranus, Neptune, Haumea

How many dwarf planets are located in the Kuiper Belt?

• 5

• 3

• 8

• 4

True or False: Ceres in the only dwarf planet located in the inner solar system and found in the Asteroid Belt.

• True

• False

True or False: Asteroids, comets, and meteoroids are parts of the solar system.

• True

• False

Which of the following are true about the solar system?

• The Sun makes up 99% of the matter in the solar system

• Moon's orbit around planets

• Planets orbit around the Sun

• Stars orbit around in the solar system

What is the main reason why objects remain in orbit in the solar system?

• Jupiter is the largest planet and thus keeps all other planets in line

• The Sun's gravitational pull and planets inertia

• The big bang theory put all objects in motion

• The Milky Way sets the orbital path of all objects

True or False: Our solar system is just one in possibly 500 other solar systems within the Milky Way Galaxy.

• True

• False

This region of the solar system lies between Mars and Jupiter.

• Oort Cloud

• Kuiper Belt

• Asteroid Belt

• Milky Way

This is a region that lies beyond Neptune where chunks of icy rocks orbit the solar system.

• Kuiper Belt

• Oort Cloud

• Asteroid Belt

• Interstellar Space

This is the furthest point in our solar system and is where the Sun's gravitational pull ceases to have an affect.

• Asteroid Belt

• Oort Cloud

• Kuiper Belt

• Event Horizon