Astronomy Facts
Earth
Revolution
Rotation
Seasons
100
This is the study of the moon, stars and other objects in space.
What is astronomy?
100
7900 miles.
What is the diameter of the Earth?
100
The movement of one object around another is called this.
What is revolution?
100
The imaginary line passing through Earth's center and the poles is called this.
What is axis?
100
The Earth tilting on its axis as it moves around the sun causes these.
What are the seasons?
200
The reason it is warmer near the equator than the poles.
What is direct sunlight?
200
The distance between moon and earth?
What is 239,000 miles?
200
365 1/4 days or one year
What is the time it takes the earth to revolve around the sun?
200
It takes this long for the Earth to rotate on its axis.
What is 24 hours?
200
This occurs on June 21.
What is the Summer Solstice?
300
The distance of earth from the Sun.
What is 93,000,000 miles?
300
Earth takes 365 and one quarter days to rovolve around this object.
What is the Sun?
300
The path of the Earth as it revolves around the Sun is called this.
What is orbit?
300
The spinning action of an object on its axis is called this.
What is rotation?
300
The northern hemisphere is tilted away from the sun during this season.
What is winter?
400
This occurs on December 21st.
What is the Winter Solstice?
400
The circumference of the Earth.
What is approximately 24,000 miles?
400
Counter clockwise.
What direction does the Earth revolve around the Sun?
400
The earth is not inclined at an angle. True or False?
What is false?
400
This occurs on March 21st.
What is the Vernal or Spring Equinox?
500
The two days of the year when neither hemisphere is tilted toward or away from the Sun.
What is the Spring or Fall Equinox?
500
The path of Earth's orbit is this shape.
What is elliptical?
500
This object revolves around Earth every 28 days.
What is the moon?
500
Earth's rotation on its axis causes this.
What is day and night?
500
The two days of the year when the Sun is farthest north or south of the equator.
What is the Summer and Winter Solstice?
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