Show:
Revolution Vs.Rotation
Angle of Insolation/
Incidence
Parallelism of Earth's axis
Solstices & Equinoxes
Opposite Seasons
100
what is rotation
the movement of earth on its axis
100
If you are far north of the equator will it be warmer or colder?
colder.
100
how many degrees is the earths tilt
23
100
What is a solstice?
When the north or south pole has 24 hours of darkness and the other pole has daylight
100
If we are in winter, what is it in the southern hemisphere?
Summer
200
what is a revolution
the movement of the earth around the sun
200
What does the angle of insolation effect?
Climate
200
what would happen without the earths tilt?
one season
200
What is an equinox?
When everywhere gets 12 hours of daylight
200
What causes the seasons to be opposite in opposite hemispheres?
Earths tilt
300
how long does one revolution take
365 days
300
How does latitude effect concentration of the sun's rays?
The closer you are to the equator the more concentrated the rays.
300
what would the seaspns be like if the earths tilt was 90 degrees
the seasons would change more drastially
300
Why do these solstices and equinoxes occur?
Because of earths tilt
300
If the southern hemisphere is in spring, what season are we in?
Fall
400
how long does one rotation take
24 hours
400
What is the most direct angle of insolation?
90 degrees
400
does the tilt of the earth ever change gradually
yes
400
When does summer solstice occur?
June 21st
400
Are the northern and southern hemispheres ever in the same season?
No
500
what is the difference between rotation and revolution
rotation-the movement of earths on its axis revolution-the movement of earth around the sun
500
How can all locations on earth recieve the same amount of daylight have very different climates?
During Equinoxes everyplace on earth recives 12 hours of daylight and 12 hours of darkness but the suns rays are more direct in some places than others making them hotter.
500
what effect does the tilt have on the earth
gives us the seasons
500
When does the fall equinox occur?
September 22nd
500
Which tropic is in which hemisphere?
Tropic of cancer-northern Tropic of capricorn-southern