MS-ESS1-3: Definitions, Key Concepts & Examples

Front

Solar System

Back

Sun, planets, moons, asteroids, comets

Front

Planetary Scale

Back

Relative size and distance of planets

Front

Astronomical Unit (AU)

Back

Distance from Earth to Sun, ~93 million miles

Front

Light Year

Back

Distance light travels in one year

Front

Terrestrial Planets

Back

Mercury, Venus, Earth, Mars

Front

Gas Giants

Back

Jupiter, Saturn, Uranus, Neptune

Front

Dwarf Planet

Back

Pluto, Eris, Ceres

Front

Asteroid Belt

Back

Region between Mars and Jupiter

Front

Kuiper Belt

Back

Region beyond Neptune, contains icy bodies

Front

Oort Cloud

Back

Hypothetical cloud of comets surrounding solar system