Earth's Spheres
Biogeochemical Cycles
100

What is the Atmosphere?

the mixture of gases that surrounds Earth

100

What is the Carbon Cycle?

A cycle showing the route of carbon molecules through Earth's Spheres.

200

What is the Hydrosphere?

all the water found on, under, and above the Earth's surface

200

What is the Nitrogen Cycle?

A cycle showing the route of nitrogen molecules through Earth's Spheres.

300

What is the Biosphere?

all living organisms and the physical components of their environments

300

What is the Phosphorus Cycle?

A cycle showing the route of phosphorus molecules through Earth's Spheres.

400

What is the Geosphere?

the solid, non-living part of Earth

400

What is the Water Cycle?

A cycle showing the route of water molecules through Earth's Spheres.

500

What are 3 of Earth's Spheres?

Possible answers: Biosphere, Geosphere, Atmosphere, Lithosphere, Hydrosphere

500

What are the 4 Biogeochemical cycles?

1.Water Cycle

2.Carbon Cycle

3.Nitrogen Cycle

4.Phosphorus Cycle

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