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Layers of the Sun
Latitude Lines
Important Dates
Vocabulary
General Review
100
The center of the sun.
What is the core?
100
The line at 0 degrees latitude, it gets most of the sun's direct rays.
What is the equator?
100
December 20 or 21, the shortest amount of daylight in the Northern Hemisphere.
What is the Winter Solstice?
100
Means "equal night" and are the two days of the year where there is equal amounts of daylight and nighttime.
What is equinox?
100
The sun is made of these two gases.
What are hydrogen and helium?
200
The layer where light energy is formed and takes 100,000 years to reach the convection zone.
What is the radiation zone?
200
Where the North Pole is located.
What is 90 degrees North?
200
The Summer solstice and the longest amount of daylight in the Norther Hemisphere.
What is June 21?
200
The first day of Summer?
What is the summer solstice?
200
The layer of the sun where there are currents moving from hot to cold.
What is the chromosphere?
300
The sun's visible surface where you can see granules and sunspots.
What is the photosphere?
300
The line of latitude where the sun's rays are directly hitting on the first day of summer in the Northern Hemisphere.
What is the Tropic of Cancer?
300
The first day of spring on March 21.
What is the Vernal Equinox?
300
The first day of Fall.
What is the autumnal equinox?
300
The sun's rays are directly striking the Tropic of Capricorn, it is the season of _________________ in Massachusetts.
What is winter?
400
The layer where solar flares and prominences occur.
What is the chromosphere?
400
The latitude line where the sun's rays are hitting directly on the first day of summer in the Southern Hemisphere.
What is the Tropic of Capricorn?
400
These two dates have equal amounts of daylight and nighttime.
What is March 21 and September 21?
400
Cooler areas on the sun that usually occur in pairs.
What are sunspots?
400
The shortest day of the year in the Southern hemisphere.
What is June 21?
500
The layer of the sun only visible during a solar eclipse.
What is the corona?
500
The degree of latitude for the Antarctic Circle.
What is 66.5 degrees South?
500
December 21 in South America.
What is the first day of summer?
500
Large loops of gas that erupt from the sun and can last several days.
What are prominences?
500
This causes the seasons on Earth.
What is the TILT!!!