Science Review Packet

What consists of the Sun, moon, Earth, other planets and their moons, meteors, asteroids, and comets?

• Solar System

• Galaxy

• Nebula

• Black hole

What invention has allowed scientists to learn more about our solar system?

• Microscope

• Telescope

• Gyroscope

• Binoculars

What forces keep the planets in motion around the sun?

• Mass

• Density

• Gravity

• Weight

What are the 4 inner planets in order

• Mars

• Earth

• Mercury

• Venus

What are the 4 outer planets in order?

• Saturn

• Jupiter

• Neptune

• Uranus

Which planets have a rocky outside?

• Juptier

• Mars

• Earth

• Venus

Order from smallest to largest

• Uranus

• Mars

• Jupiter

• Mercury

• Saturn

What divides the inner and the outer planets?

• Asteroid belt

• Meteor belt

• the moon

• Earth

What is the smallest planet?

• Pluto

• Mercury

• Venus

• Earth

What is the largest planet?

• The Sun

• Saturn

• Jupiter

• Mars