Unit 4 Week 4 Vocabulary

Front

A person who studies space, stars, and planets.

Back

Astronomer

Front

A thin, curved shape that looks like a sliver of the moon.

Back

Crescent

Front

The different shapes the moon appears to have as it moves through the sky.

Back

Phases

Front

To spin around a center point, like how the Earth turns on its axis.

Back

Rotates

Front

A group of things that happen or come one after another, like books in a set or steps in a process.

Back

Series

Front

A small, thin piece of something, like a tiny slice of the moon or a piece of wood.

Back

Sliver

Front

Clear and exact, giving details about one thing in particular.

Back

Specific

Front

A tool that helps people see faraway objects, like stars and planets in space.

Back

Telescope