Solar System
Planets
Seasons
Moon
Lunar Phases
100

What is it called when Earth spins on its axis?

Rotation

100

Which planet is closest to the Sun?

Mercury

100

What are the four seasons?

Winter, summer, spring, fall

100

What does the moon orbit?

Earth

100

How many phases of the moon are there?

8

200

What is at the center of our solar system?

The Sun

200

Which planet is the farthest from the Sun?

Neptune

200

When it is winter in the Northern Hemisphere, what season is it in the Southern Hemisphere?

Summer

200

How long does it take for the moon to go around Earth?

One month

200

What is a small sliver of the moon called?

Crescent

300

What is it called when Earth goes around the Sun?

Orbit or Revolution

300
Which is the smallest planet?
Mercury
300

When is Earth closest to the Sun?

Winter

300
The gravity on the moon is … compared to the gravity on Earth.

weaker/less strong

300

What is a large illuminated part of the moon called?

Gibbous

400

What is the name of our galaxy?

Milky Way
400

Which is the largest planet?

Jupiter

400

What causes the seasons?

Earth’s tilt

400
Why do we see light on the moon?

The moon reflects light from the Sun.

400

What is the name of the phase when the moon does not appear illuminated at all?

New Moon

500

What shape is our galaxy?

Spiral

500
Earth is which planet from the Sun?

Third

500

How many degrees is Earth tilted?

23.5 degrees

500

What does the moon’s gravitational pull cause on Earth?

Tides

500

What causes the phases of the moon?

1. The moon’s orbit around Earth

2. The changing amount of illumination of the moon seen from Earth as the moon orbits Earth