Water cycle
Carbon cycle
Nitrogen cycle
Forest regrowth
Bonus
100
When water returns to the atmosphere.
What is precipitation?
100
The Movement of carbon from the environment into living things.
What is the carbon cycle?
100
The movement of nitrogen from the environment to living things and back again.
What is The nitrogen cycle?
100
1988
What is The year yellowstone burned
100
Earths living things and organisms
What is biosphere 1
200
Movement among oceans,atmosphere,land and living things.
What is the water cycle?
200
Photosynthesis is the process by which carbon cycles from the environment into living things.
What is photosynthesis?
200
About 78% of the earth's atmosphere is nitrogen gas.
What is The percentage of nitrogen gas in the atmosphere?
200
Hardwoods
As older pines die what replaces them must often then not
200
National aeroutics and space organization
What is NASA
300
Suns heat causes water to change into water vapor.
What is Evaporation
300
Sugar molecules are broken down to release energy.
What is Respiration?
300
The final step of the nitrogen cycle is also preformed by bacteria in the soul.
What is The final step of the nitrogen cycle?
300
100 years
What is the time for a forest to form
300
Man made biosphere
What is Biosphere 2
400
Precipitation that seeps into the porous rock
What is Ground water
400
The breakdown of dead materials into carbon dioxide.
What is Decomposition?
400
Organisms cannot use nitrogen gas to obtain the nitrogen they need to build pro-nitrogen.
What can organisms not use?
400
Mosses
After many years, the soil is deep enough for what to grow in yellowstone park.
400
When it falls to the ground it enters the pores and sticks to the particles
What happens to rainwater after it falls to earth
500
Water returning to the living things and earth
What is Transpiration?
500
The carbon in coal,oils, and natural gases return to the atmosphere as carbon dioxide when these fuels ae burned.
What is Combustion?
500
Bacteria is able to change nitrogen gas into forms that can be used by plants.
What can bacteria change solanums can use it?
500
Ferns
What got replaced by grasses and wildflowers in the regrowth
500
The warming of earths atmosphere and oceans
What is Global warming
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