Blue Planet: Keeping Balance Study Guide And Correct Answers.

Blue Planet: Keeping Balance Study
Guide And Correct Answers.
What happens to the water level in the tub if I open the faucet further and water enters at a higher rate?
- Answer Water level increases, but eventually reaches stability



Analyze the list to the right. Make a hypothesis as to which of these processes could be CO2 sources
(faucets) into Earth's bathtub (atmosphere). Select all that apply. Anything that you think is not a source,
leave blank. - Answer Volcanic Activity

Chemical Weathering

Photosynthesis



What happens to the water level if the faucet is on and I make the drain smaller, instead of the drain
running faster as stated in the image? - Answer Water level increases and continues to rise



Make a hypothesis as to which of these processes could be CO2 sources (faucets) and which are CO2
sinks (drains) from Earth's bathtub (atmosphere). Select all that apply for each category, changing any of
your earlier responses if necessary. - Answer Cellular Respiration

Fossil Fuels

Deforestation

Reforestation

^C02 Sink



What are the sources and sinks of carbon dioxide? - Answer Volcanic Activity: Geologic

Chemical Weathering: Geologic

Photosynthesis: Biologic

Cellular Respiration: Biologic

Fossil Fuels: Anthropogenic

Deforestation: Anthropogenic

Reforestation: Anthropogenic