Earth and Sky Review

Front

What is a constellation?

Back

A group of stars that forms a pattern.

Front

What causes the pattern of seasons on Earth?

Back

The tilt of the Earth as it revolves around the sun.

Front

When can a lunar eclipse occur?

Back

A lunar eclipse can occur during a full moon.

Front

What is the closest star to Earth?

Back

The sun.

Front

When do the shortest shadows occur during the day?

Back

The shortest shadows occur at noon.

Front

What is the main reason we have day and night?

Back

The rotation of the Earth on its axis.

Front

What is the difference between a solar eclipse and a lunar eclipse?

Back

A solar eclipse occurs when the moon passes between the Earth and the sun, while a lunar eclipse occurs when the Earth passes between the sun and the moon.

Front

What is the atmosphere?

Back

The layer of gases surrounding the Earth.

Front

What are the four main layers of the Earth's atmosphere?

Back

Troposphere, Stratosphere, Mesosphere, Thermosphere.

Front

What is a planet?

Back

A celestial body that orbits a star and is large enough to be rounded by its own gravity.