The Moon
Earth, Sun, and Moon Systems
Formation and Motion of Galaxies
Solar System
Miscellaneous
100

What causes lunar phases?

The Moon’s position relative to Earth and the Sun.

100

What causes tides?

The Moon’s gravity pulling on Earth’s oceans.

100

What is a galaxy?

A massive group of stars, gas, and dust held together by gravity.

100

Name the largest planet.

Jupiter

100

What is gravity?

A force that attracts objects with mass toward each other.

200

Name the Moon phase during a solar eclipse.

New Moon 

200

What keeps Earth in orbit around the Sun?

The Sun’s gravitational pull.

200

What type of galaxy is the Milky Way?

Spiral galaxy

200

What are gas giants? Can you name them?

Large planets made mostly of gases like hydrogen and helium. Jupiter, Saturn, Uranus, Neptune

200

What is a nebula?

A cloud of gas and dust in space where stars and planets can form.