These days (March 20 and Sept 20) have equal hours of daylight and darkness.
What are Spring and Fall equinox (March 21 and Sept 21)
The phase of the moon when we cannot see light from the moon.
What is new moon?
This eclipse happens when the moon is in the Earth's shadow and the moon, sun, and Earth are lined up
What is a Lunar eclipse
Tide that you should expect if you see the Moon directly overhead.
The motion the Earth does on its axis
What is rotatation?
Place on earth with 24 hours of daylight on December 21st
What is Antarctica?
The phase of the moon which shows the completely lit side of the moon
What is a full moon?
This is the moon phase that occurs during a lunar eclipse.
What is a full moon phase?
Theory of how the Moon formed
What is the giant impact theory?
Phase during a neap tide (two possible answers)
Quarter Moon Phases
This is the moon phase that occurs during a solar eclipse.
What is the new moon phase?
Daily Double. (Make a wager)
The term used to describe why the same side of the Moon faces Earth.
On June 21st (summer solstice), the most direct rays from the sun are concentrated at this "tropical" latitude (can be a number or the name of the latitude)
What is the tropic of cancer?
The part of the shadow where light is completely blocked
What is the Umbra?
The force that causes tides
What is gravity?
Why lunar eclipses are red
Sunlight goes through Earth's atmosphere
Area that gets the most direct sunlight on Sept 21 and March 21
What is the equator?
This is the reason why we have different phases
What is only part of the moon gives off light reflected from the sun at different times of the month because of the angle of sunlight hitting it as it orbits the Earth
Surface feature that is ancient basaltic lava flows from 4 billion years ago.
What is maria?