Planets
Moon/Sun
Other
Earth's Movement
100

Farthest planet from the sun (not including Pluto)

Neptune

100

When does a full moon occur?

About once every 30 days or once a month

100

Earth-centered model of the S.S.

Geocentric

100

Earth spins on its:

Axis

200

How many planets are in our S.S.?

8

200

What is the Sun?

A Star

200

All planets in space orbit around the sun in an...

Ellipse

200

Causes day and night

Rotation

300

The largest planet

Jupiter

300

Happens when the moon, Sun, and earth are all aligned

Solar or Lunar Eclipses

300

2 times a year where there is exactly 12 hours of day and 12 hours of night

Equinox

300

Causes seasons

Revolution

400

The Outer planets are also sometimes called...

Gas Giants

400

What is happening to the moon slowly over time?

It is drifting farther away from Earth

400

Happens on June 21st and December 21st each year

Solstice

400

The Earth completes one revolution around the sun in how long?

365.25 or 365 1/4 days