Solar System Study Guide

A very large planet made up mostly of gasses

• gas giant
• dwarf planet
• solar system
• star

A large body in space that moves around a star

• constellation
• equator
• star
• planet

A tool that makes distant objects appear larger

• microscope
• telescope
• rain guage
• wind vane

The Sun, planets, moons, and other objects that orbit the Sun

• rotate
• revolve
• planet
• solar system

An imaginary line through the center of an object

• axis
• equator

A group of stars that form a pattern

• star
• planet
• constellation
• solar system

A made-up line that circles Earth halfway between the North and South Poles

• axis
• equator

To move in a path around another object

• rotate
• revolve

To turn on an axis

• rotate
• revolve

A ball of hot gases that give off light and energy

• planet
• star