Biogeochemical Cycles, El Niño/El Niña & Milankovitch Cycles
Flashcard
•
Science
•
9th - 12th Grade
•
Practice Problem
•
Hard
+7
Standards-aligned
Mack Bell
FREE Resource
Student preview
9 questions
Show all answers
1.
FLASHCARD QUESTION
Front
What is the Carbon Cycle?
Back
o A biogeochemical cycle in which photosynthesis occurs. The oxygen and glucose made from photosynthesis is converted into CO2 and H20. The plants then decompose to release carbon, and fossil fuels burn to also release carbon.
o Ex. Coal burning
Tags
NGSS.MS-ESS3-4
NGSS.MS-LS1-6
NGSS.MS-LS2-3
2.
FLASHCARD QUESTION
Front
What is the Sulfur Cycle?
Back
o Organic sulfur is converted into inorganic sulfur. Inorganic sulfur is oxidized into sulfate. Sulfate is converted into sulfide. Sulfate is then incorporated into organic compounds.
o Ex. Rocks being broken down/weathered
Tags
NGSS.MS-ESS2-1
3.
FLASHCARD QUESTION
Front
What is the Nitrogen Cycle?
Back
o N2 gas is converted into organic compounds. Nitrogen gets assimilated by plants and gets eaten by animals. The waste then gets decomposed, and the waste holds ammonia, which gets decomposed by nitrifying bacteria into nitrates. Those nitrates get turned back into nitrogen by denitrifying bacteria.
o Ex. soil
Tags
NGSS.MS-LS2-1
NGSS.MS-LS2-3
4.
FLASHCARD QUESTION
Front
What is the Phosphorus Cycle?
Back
o Rock gets broken down by rain and wind. Then, plants uptake the phosphate before getting eated by animals. Animals then excrete waste and the plants die off.
o Ex. Fertilizer
Tags
NGSS.MS-LS2-1
NGSS.MS-LS2-3
NGSS.MS-LS2-4
5.
FLASHCARD QUESTION
Front
What are sources?
Back
o Releases a substance
o Ex. Clouds, Runoff, Tornados
Tags
NGSS.MS-ESS2-5
NGSS.MS-ESS2-6
6.
FLASHCARD QUESTION
Front
What are sinks?
Back
o Holds a substance in place
o Ex. Oceans, rivers, swamps
Tags
NGSS.MS-ESS2-4
7.
FLASHCARD QUESTION
Front
What are El Niño events?
Back
o When the sea surface temperature increases from strong winds
Ex. increase of flooding and/or droughts or new fish being brought over
Tags
NGSS.MS-ESS2-5
NGSS.MS-ESS2-6
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