Show:
Seasons
Moon Phases
Motions
Planets
Celestial Objects
100
The time of year when the most direct sunlight is directly over the Tropic of Cancer.
What is the summer solstice?
100
This phase shows all of the moon's illuminated half
What is the full moon?
100
This is responsible for day and night?
What is the rotation of earth?
100
This is the largest planet.
What is Jupiter?
100
These are found primarily between Mars and Jupiter.
What is asteroids?
200
The time of year when the most direct sunlight is directly over the equator.
What is the spring or fall equinox?
200
The phase of the moon responsible for solar eclipses.
What is new moon?
200
This is the motion that results in earth being closest to the sun in January and farthest from the sun in June.
What is the revolution?
200
Another name for the inner planets.
What is terrestrial?
200
This objects are called dirty snowballs and originate from the Oort Cloud.
What is comets?
300
This is the major reason for our seasons and what happens when you rattle a pinball machine too much?
What is tilt?
300
These phases show the left side of the moon being illuminated.
What is the waning phases?
300
The period of this motion of the moon is equal to its period of revolution and is the reason we only see one side of the moon.
What is rotation?
300
This is a name given to Jupiter, Saturn, Uranus, and Neptune
What is gas giants?
300
Once space debris such as a meteor, or remains of a comet stike earth they receive this name.
What is a meteorite?
400
The most direct sunlight is over the Tropic of Capricorn in the southern hemisphere?
What is the winter solstice?
400
These phases show the right side of the moon being illuminated.
What is the waxing phases?
400
The sun's rotation, the earth's rotation and revolution, and the moon's rotation and revolution move in this direction.
What is counterclockwise?
400
This planet is red, half the size of earth, and is the most likely place for man to travel too.
What is Mars?
400
The observations of this moon and when it was observable on earth led to the discovery of the speed of light.
What is Io?
500
This always points in the same direction and is angled at 23.5 degrees.
What is the axis?
500
This is the only time that half of the moon isn't illuminated.
What is a lunar eclipse?
500
This motion is responsible for the moon phase cycle being 29.5 days instead of 27.3 days, the moon's period of revolution.
What is the revolution of earth?
500
This planet has an axis that points at a 90 degree angle and rotates clockwise.
What is Uranus?
500
What type of galaxy is the Milky Way?
What is a spiral galaxy?