Rotation
Solstices and Equinoxes
Moon phases
Moon Landing
100
This is how long is takes for Earth to make one full rotation
What is 24 hours?
100
This marks the beginning of summer or winter.
What is a solstice?
100
This is present when the moon is directly in between the Sun and Earth.
What is a solar eclipse? 
100
This is the date when the first person walked on the moon.
What is July 20, 1969?
200
This is the technical term for Earth making a full rotation around the sun
What is a revolution?
200
This is the longest day of the year.
What is June twenty first?
200
This occurs when the Earth blocks sunlight from reaching the moon. 
What is a lunar eclipse?
200
This is when the first spaceship left the moon.
What is July 24, 1969?
300
When the Earth is tilted towards the sun, this side receives more direct sunlight.
What is the Northern Hemisphere?
300
This is the shortest day of the year.
What is December twenty first?
300
This is the amount of time the moon revolves around Earth. 
What is 29.5 days?
300
This was the spaceships name that carried the first two people to the moon. 
What is the Apollo 11?
400
This season is present when the Earth is tilted away from the sun.
What is winter?
400
This marks the beginning of Spring or Autumn. 
What is an equinox? 
400
This is how long the moon takes to rotate around its axis.
What is 29.5 days?
400
This was one mans name who landed on the moon.
Who is Neil Armstrong?
500
This season is present when the Earth is tilted towards the sun.
What is summer?
500
In these seasons, the Earth is not tilted towards the sun, or away from it. 
What is spring and Autumn?
500
The moon is between the Earth and sun.
What is a new moon?
500

This was one mans name who landed on the moon along with Neil Armstrong.

Who is Buzz Aldrin?