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Seasons

Definition
Rotation The spinning motion of Earth on its axis - causes days and night to occur
Axis An imaginary line that goes through the North Pole and the South Pole of Earth
Revolution The action of an object moving around another object in an orbital path
Direct Sunlight When a hemisphere is receiving light rays from the sun STRAIGHT on.
Tilted Not straight up. Slightly slanted . Earth has seasons because its axis is tilted.
When a hemisphere is tilted towards the Sun, it experiences more sunlight hours resulting in what season? Is the hottest months of the year. Summer
When a hemisphere is tilted away from the Sun, it experiences less daylight hours resulting in what season? Is the coldest months of the year - plants go dormant and certain animals hibernate Winter
The amount of Earth's surface that is covered in sunlight at one time Half
seasons The TILT of Earth's axis and REVOLUTION causes Seasons - there are 4 division of the year marked by weather patterns and daylight hours
Indirect Sunlight. When a hemisphere is receiving light rays from the Sun at an ANGLE.
Southern Hemisphere The hemisphere south of the Equator.
Northern Hemisphere The hemisphere north of the Equator.
Spring / Fall When the length of day equals the length of night. Neither hemisphere is tilted towards the Sun. 12 hrs day and 12 hrs night
23.5 degrees The degree Earth is tilted at.
Equator The imaginary line that cuts the Earth into Northern and Southern Hemispheres
Summer Solstice (1st day of Summer) Longest day of the year and Shortest night of the year - June 21st - the sun reaches its highest point in the sky
Winter Soltice (1st day of Winter) Shortest day of the year and Longest night of the year - December 21st - the sun reaches its lowest point in the sky
Fall Equinox (equal=12 hrs day and 12 hrs night) September 21st
Spring Equinox (equal=12hrs day and 12 hrs night) March 21st
Fall Temperatures begin to get cooler, leaves change color and begin to fall from trees
Spring Temperatures begin to get warmer, plants begin to turn green and grow again
Autumn Another name for the Fall season
24 hours The amount of time it takes for earth to rotate 1 time (1 day/night)
Created by: vdelag2
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