Earth System Study Guide

Front

Why does the Sun look bigger than other stars in the sky?

Back

The Sun is closer to Earth than other stars.

Front

What causes the pattern of day and night?

Back

The Earth spinning on its axis.

Front

What are constellations?

Back

Constellations are groups of stars that form patterns in the sky.

Front

Why don’t we see stars during the daytime?

Back

The Sun’s light makes it too bright to see the stars.

Front

What causes the yearly pattern of stars in the night sky?

Back

Earth’s orbit around the Sun.

Front

Why do people in different parts of the world see different stars at the same time?

Back

Because Earth is a sphere, and people in different places face different parts of space.

Front

What is a model used for in science?

Back

To represent and explain something in the real world.

Front

How long does it take for Earth to complete one full orbit around the Sun?

Back

One year.

Front

What is an astronomer?

Back

A scientist who studies stars, planets, and other objects in the universe.

Front

What is a constellation?

Back

Groups of stars that form a pattern when seen from Earth.