insolation and the seasons Flashcards
What is insolation?
incoming solar radiation
what are factors that affect insolation
angle of isolation
duration of insolation
type of surface insolation strikes
What is visible light?
most of the solar energy that reaches the earth is in the form of
what are 2 things that are visible light
some is infrared and some is ultraviolet
what does angle of insolation affect
the temp
what is nearly all the uv raditation absorbed by earth’s stratosphere
ozone gas in the ozone layer
what other gases absorb much of the incoming infrared radiation
water vaper,co2,methane greenhouse gases
what is visible light converted to
heat (infrared radiation)
what warms the surface and the atmosphere
terrestrial radiation
what happens when earth revolves around the sub causing the northern and southern hemisphere to alternate
the amount of insolation they receive during the year
Define parallelism
earths axis always points in the same direction towards Polaris
What are seasons caused by?
The tilt of the Earth’s axis
solar noon
the moment when the sun reaches its highest altitude in the aky for the day
when is the sun dierctly over head NY
never
what latitudes can the solar noon be dierclty overhead
between 23.5 N and 23.5 S