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A view of the earth. DIAMETER EQUATOR. 12,756 KM. DIAMETER POLES. 12,740 KM. 30% LAND. 70% WATER. SURFACE. ROTATION. 23 HOURS 56 MINUTES. REVOLUTION. 365 DAYS. HIGH SPOT. MT. EVEREST 8848 METERS ABOVE SEA LEVEL. LOWEST SPOT. MARIANA TRENCH PACIFIC OCEAN 11,033 BELOW SEA LEVEL
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DIAMETER EQUATOR • 12,756 KM
DIAMETER POLES • 12,740 KM
30% LAND 70% WATER SURFACE
ROTATION • 23 HOURS • 56 MINUTES
REVOLUTION • 365 DAYS
HIGH SPOT • MT. EVEREST • 8848 METERS ABOVE SEA LEVEL
LOWEST SPOT • MARIANA TRENCH • PACIFIC OCEAN • 11,033 BELOW SEA LEVEL • AVERAGE 3795 METERS BELOW
ESS EARTH SYSTEM SCIENCE
LITHOSPHERE • ROCKS
ATMOSPHERE • AIR
HYDROSPHERE • WATER
BIOSPHERE • ANIMALS & PLANTS
4 BILLION YEARS AGO • METHANE • AMMONIA • SOME WATER
3.8 MILLION YEARS AGO • SUNLIGHT • REACTION FORMED • NITROGEN • HYDROGEN • CARBON DIOXIDE
OXYGEN • FORMED BY BLUE GREEN ALGEA
NITROGEN 78%
OXYGEN 21%
CARBON DIOXIDE WATER VAPOR ARGON 1%
ENJOY THE HOMEWORK • DRAW & ID: • NITROGEN CYCLE PG 185 • CARBON DIOXIDE CYCLE PG 187 • PROBLEM SOLVING PG 190
WHERE WE LIVE WHERE WEATHER OCCURS TROPOSPHERE
COLD -60 DEGREES OZONE STRATOSPHERE
-100 DEGREES METEORS BURN UP IN THIS AREA MESPSPHERE
HEAT SPHERE 2000 DEGREES PARTICLES MOVING QUICKLY CREATE HEAT ABSORB ULTRAVIOLET LIGHT THERMOSPHERE
exosphere • Upper thermosphere • Artificial satellites in area
Lower thermosphere Radio waves Bounced off of ions ionosphere
magnetosphere • Area extending around atmosphere • Traps deadly radiation