M.4 Galactic Guidebook Vocab

Front

Axis

Back

An imaginary line that an object spins around

Front

Rotation

Back

The spinning of the Earth around its axis - 24 hours

Front

Orbit

Back

A repeated path that an object follows around another object

Front

Revolution

Back

When the Earth orbits, it takes 365 days for Earth to complete one revolution around the sun

Front

Constellation

Back

A group of stars that make a pattern

Front

Distance

Back

How far one thing is from another

Front

Gravity

Back

The force that pulls objects together

Front

Seasons

Back

The constellations in the sky change position based on the ______. The __________ change based on Earth’s revolution.