The spin of an object around its axis

The line on which an object rotates

The path an object follows as moves around another object

An occurrence during which the moon’s shadow appears on Earth’s surface

The central, darker part of a shadow where light is totally blocked

Phases of the moon during which less of the moon’s near side is lit each night

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Seasons

Why do we have seasons?

Term	Definition
Rotation	The spin of an object around its axis
Rotation axis	The line on which an object rotates
Orbit	The path an object follows as moves around another object
Solar eclipse	An occurrence during which the moon’s shadow appears on Earth’s surface
Umbra	The central, darker part of a shadow where light is totally blocked
Waxing phase	Phases of the moon during which less of the moon’s near side is lit each night