Vocabulary
Planets
Moon Phases
Stars & Other Bodies
Earth, Moon, Sun Processes
100
A huge system of stars.
What is a galaxy?
100
The largest planet
What is Jupiter?
100
The moon's illuminated side is facing the Earth. The moon is fully visible.
What is a full moon?
100
A huge ball of hot, glowing gases.
What is a star?
100
When one object passes through the shadow of another object.
What is an eclipse?
200
The movement of one object in an orbit around another object.
What is revolution?
200
The inner planets
What is Mercury, Venus, Earth, & Mars?
200
The moon's unilluminated side is facing Earth. The moon is not visible.
What is a new moon?
200
The structure a star begins as
What is a nebula?
200
Major cause of temperature change on Earth.
What is the tilt of Earth on its axis?
300
The turning of an object on an axis.
What is rotation?
300
The outer planets
What are Jupiter, Saturn, Uranus, & Neptune (possible Pluto & Sedna)?
300
A body in space that orbits a larger body.
What is a satellite?
300
A relatively small piece of rock that enters Earth's atmosphere and burns up.
What is a meteor?
300
Positions of the moon, Earth, & sun during a solar eclipse.
What is sun, moon, & Earth?
400
A piece of rock and metal that orbits the sun.
What is an asteroid?
400
The time it takes for Earth to rotate one time on its axis.
What is 24 hours?
400
One-half of the moon appears to be illuminated by direct sunlight. The fraction of the moon that is illuminated is increasing.
What is first quarter moon?
400
A ball of ice, rock, and frozen gases that orbits the sun.
What is a comet?
400
Positions of the moon, Earth, & sun during a lunar eclipse.
What is sun, Earth, moon?
500
An imaginary line through Earth from the North Pole to the South Pole.
What is the axis?
500
The difference between the inner planets and the outer planets
What are inner planets are rocky and outer planets are gaseous?
500
One-half of the moon appears to be illuminated by direct sunlight. The fraction of the moon that is illuminated is decreasing.
What is third quarter moon?
500
Between Mars & Jupiter
What is the asteroid belt?
500
The reason that the moon appears to produce it's own light.
What is it reflects light from the sun?
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