Revolution vs Rotation
Solstices and Equinoxes
Parallelism of Earth's axis
Circle of Illumination
Opposite Seasons in Opposite Hemispheres
100
When the Earth makes an orbit around the sun in one year.
What is a revolution?
100
The solstice that begins on June 21st
What is the summer solstice?
100
23.5 degrees
What is the tilt of Earth's axis?
100
When every place on Earth gets 12 hours of sunlight
What is an equinox?
100
When it is summer in the Northern Hemisphere it is this season in the Southern Hemisphere.
What is winter?
200
When the Earth makes one complete turn on its axis in one day
What is a rotation?
200
The solstice that begins on Decmber 21st
What is the winter solstice?
200
This will not change in our lifetime.
What is the tilt?
200
When the poles get 24 hours of sunlight or darkness
What is a solstice?
200
When it is fall in South America it is this season in Ohio.
What is spring?
300
When half of the Earth is facing away from the Sun it is this time of the day on that side.
What is night time?
300
When neither the North or South Poles lean toward the sun
What is an Equinox?
300
This causes the seasons
What does the Earth's tilt cause?
300
The place that gets 24 hours of sunlight at the summer solstice.
What is the Arctic Circle?
300
The reason the Southern Hemisphere has summer while Ohio has winter.
What is the Earth's tilt?
400
When half of the Earth is facing the sun it is this time of day on that side.
What is day time?
400
When either the North or South Pole face the sun
What is a Solstice?
400
The season in Ohio when the North Pole leans toward the sun.
What is summer?
400
The place on Earth that gets 24 hours of sunlight on the winter solstice.
What is the Antarctic Circle?
400
It is this season in the Southern Hemisphere when the Tropic of Capricorn is getting 90 degree rays.
What is summer?
500
When it is noon on one side of the Earth it is this time on the other side.
What is midnight?
500
The locations that get the Sun's most intense rays at equinoxes and solstices.
What is the equator and the Tropics?
500
The season in Ohio when the South Pole is facing the sun.
What is winter?
500
The reason some places get 24 hours of sunlight or darkness at the equinoxes.
What is the effect of the poles facing directly towards or away from the sun's rays?
500
It is either of these seasons when the sun's rays are hitting the equator at a 90 degree angle.
What is spring or fall?
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