Earth
Sun
Moon
Earth, Sun, or Moon
Random Info.
100
Why the Earth orbits the sun
What is: gravity?
100
The path Earth takes as it moves around the sun
What is: orbit?
100
Why the moon orbits the Earth
What is: gravity?
100
It is a small, rocky satellite with temperature extremes, virtually no atmosphere, no water, no life.
What is the moon?
100
This denotes the beginning of the summer and winter seasons.
What is the solstices?
200
The length of time it takes for the Earth to make one complete rotation
What is: 24 hours (one day)?
200
The sun is an average-sized one of these.
What is: a star?
200
The approximate length of time it takes the moon to revolve around the Earth
What is: once a month?
200
A large sphere of hot gas with a surface temperature of 10,000 degrees Fahrenheit
What is the sun?
200
This is when the moon is farthest from the Earth.
What is the apogee?
300
The length of time it takes the Earth to make one complete revolution
What is: one year (3651/4 days)?
300
the outer most part of the Sun's atmosphere
What is: the corona
300
When the moon moves directly between the sun and Earth so that all three are lined up in a straight line
What is a solar eclipse?
300
large, deep spaces on the surface of the Moon
What is: craters
300
This is when the seasons of fall and spring begin.
What is equinox?
400
When the Earth passes between the sun and moon
What is a lunar eclipse?
400
93 million miles (150 million kilometers)
What is: the distance of the sun from the Earth?
400
The number of days the phases of the moon appear in a pattern that repeats itself
What are: 29 1/3 days?
400
The dark part of a shadow
What is: the umbra
400
This is the dark and lighter shadow during an eclipse.
What is the umbra and penumbra?
500
The tilt of the Earth's axis during its revolution around the sun
What is: the reason why we have seasons?
500
The sun has enough of this gas to stay shining for about 4 billion years.
What is: hydrogen?
500
The phases of the moon in order, beginning with the new moon
What are: New moon - waxing crescent - first quarter - waxing gibbous- full moon - waning gibbous - last quarter - waning crescent?
500
list the planets in order from the Sun outward
What are: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
500
These exploration missions have added greatly to our understanding of the moon.
What are: the NASA Apollo missions?
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