Nelson Science Perspectives 10
Nelson Science Perspectives 10
1st Edition
Christy C. Hayhoe, Doug Hayhoe, Jeff Major, Maurice DiGiuseppe
ISBN: 9780176355289
Textbook solutions

All Solutions

Section 8-3: The Sun Powers Earth’s Climate System

Exercise 1
Result
1 of 1
The ocean absorbs some heat energy from the radiation and reflects some back into the atmosphere.
Exercise 2
Result
1 of 1
It must radiate an equal amount to which it absorbs to maintain a constant temperature to sustain life
Exercise 3
Result
1 of 1
Hot air is less dense than cold air and rises up into the atmosphere, thus warmth is constantly leaving the Earth’s surface
Exercise 4
Step 1
1 of 3
a) Some of the suns energy is absorbed by land or water masses, some is used by plants to create food, and the rest is reflected into the atmosphere
Step 2
2 of 3
b) The energy that the Earth emits goes into the atmosphere or eventually towards space
Result
3 of 3
a) Some of the suns energy is absorbed by land or water masses, some is used by plants to create food, and the rest is reflected into the atmosphere
Exercise 5
Step 1
1 of 3
If Earth radiated more energy, the temperature would decrease since less of the sun’s energy is being absorbed by the land and bodies of water
Step 2
2 of 3
If the Earth radiated less energy, the temperature would increase since more energy would be absorbed by the bodies of water and land
Result
3 of 3
If Earth radiated more energy, the temperature would decrease since less of the sun’s energy is being absorbed by the land and bodies of water
Exercise 6
Result
1 of 1
Regions near the equator absorb more of the sun’s radiation than regions far away from it. Nigeria also receives more sunlight than Greenland does
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