the spheres of earth student 9 9
TRANSCRIPT
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1000
1
50001000
200
10
A dollar can be divided into units of 10, just as meter can.
Meter
Liter
KilometerMeter/centimeter
Degree CelciusMilligram
Gramsecond
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The Spheres of Earth
• The Atmosphere
• The Lithosphere
• The Hydrosphere
• The Biosphere
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The Spheres of Earth• When viewed from near, you can see that
Earth is surrounded by a thin gas layer swirling with clouds. This represents one Sphere of Earth – the Atmosphere.
• The three Spheres of Earth which allow for life are:– ___________– ___________– ___________
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The Spheres of Earth• Unlike the Moon, ___________
– Why is Earth’s gravity more than the Moon’s?
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The Atmosphere• ___________
• It is made of about 78% nitrogen gas (N2), 21% oxygen gas (O2) and the remaining 1% is argon, water vapour, CO2, etc.
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The Atmosphere
• Is critical to life on Earth
• It acts like a blanket
providing us with moderate
temperatures, protecting
us from solar radiation,
and ultraviolet light
• ___________
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The Lithosphere
• Is the rocky outer shell of Earth containing the rocks and minerals that make up mountains, ocean floors and the land
• ___________
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The Hydrosphere
• ___________
• Includes all oceans, lakes, ice, groundwater, and clouds
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The Biosphere• Describes the locations in which life can
exist within the lithosphere, atmosphere and hydrosphere including several kilometers below the Earth’s surface
http://www.teachwithfergy.com/bill-nye-the-science-guy-the-atmosphere/
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The tube with dry paper at both ends
There was no moisture to avoid in that tube.
There was no moisture to avoid in that tube.