Climate feedback loops

Which atmospheric gas is responsible for increasing the acidity of the ocean?

• Nitrogen

• Oxygen

• Carbon Dioxide

• Water Vapor

Tags

NGSS.HS-ESS2-6

In a positive feedback loop, each action creates a consequence that _____________________ the other action.

• decreases

• has no effect on

• amplifies

Tags

NGSS.HS-ESS2-2

In a negative feedback loop, each action creates a consequence that _____________________ the other action.

• decreases

• has no effect on

• amplifies

Tags

NGSS.HS-LS1-3

Does the graph show positive or negative feedback?

• Positive, because when the red line shifts, the blue one does also

• Negative, because the blue line starts below equilibrium

• Negative, because the two actions are keeping each other near equilibrium

• Both positive and negative because the graph moves up and down

Tags

NGSS.HS-LS1-3

Historically, has the deep ocean been a carbon sink or a carbon source?

• Sink

• Source

Tags

NGSS.HS-ESS2-6

A ________________ feedback loop makes a system more stable.

• Positive

• Neutral

• Negative

• Circular

A _________________ feedback loop moves a system to an extreme.

• Positive

• Neutral

• Circular

• Negative

Tags

NGSS.HS-ESS3-5

A wolf population is introduced into an ecosystem, causing the deer population to decrease. The wolf population decreases as the deer population decreases, allowing the deer to begin to increase again. This is an example of what type of feedback?

• Neutral

• Ecosystem

• Positive

• Negative

Tags

NGSS.HS-LS2-6

NGSS.HS-LS4-5

Polar Ice Caps are melting due to an increase in Earth's temperature. This lowers the albedo of Earth, which in turn increases Earth's temperature. This is an example of what type of feedback?

• Negative

• Neutral

• Positive

• Ecosystem

Tags

NGSS.HS-ESS2-2

If I have a data table that has one column for years and one column for temperature, what would I put on the x-axis of a graph?

• Temperature

• Carbon Dioxide levels

• Population

• Years