Day and Night
Seasons
Moon Phases
Stars
Solar System
100
This causes the Sun to appear to move across the sky.
What is rotation?
100
This is an imaginary line that circles Earth halfway between the North and South Poles.
What is the equator?
100
The Moon does not produce its own light. It does this instead.
What is reflection?
100
This is a group of stars that form a pattern shaped like an animal, person, or object.
What is a constellation?
100
This type of telescope collects light and uses light to create pictures from space.
What is an optical telescope?
200
This is an imaginary line through the center of an object.
What is an axis?
200
Spring, Summer, Fall, & Winter
What are the seasons?
200
The Moon has a thin shape.
What is a crescent moon?
200
This star is the closest one to Earth.
What is the Sun?
200
This type of telescope collects radio waves. Computers use the radio waves to make pictures from space.
What is a radio telescope?
300
This causes shadows to change in length during the day.
What is the changing angle of sunlight caused by Earth's rotation?
300
In December, the Southern Hemisphere is tilted toward the Sun. It is this season in March?
What is fall?
300
The Moon moves in two different ways.
What is rotate and revolve?
300
The stars appear to move across the sky because this happens.
What is the Earth rotates?
300
The Sun, planets, moons, and other objects that orbit the Sun make up this.
What is the Solar System?
400
East to West
What is the way the Sun appears to rise and set?
400
The Northern Hemisphere is tilted toward the Sun in June.
What is the reason the Sun appears to be high overhead at noon in June?
400
This phase of the Moon comes after a full moon.
What is a waning gibbous?
400
In the evening, a constellation is in the eastern sky. It will be here just before morning.
What is western sky?
400
These planets are the inner planets and are the closest to the Sun.
What are Mercury, Venus, Earth, Mars?
500
It takes this amount of time to complete the day/night cycle.
What is 24 hours?
500
In this season, the days have the fewest hours of daylight.
What is winter?
500
This means "to grow" and this means "to shrink".
What are waxing and waning?
500
This is what possibly happens when a star explodes.
What is a nebula?
500
This planet rotates on its side. This tilt may have been caused by a collision with another object in space.
What is Uranus?
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