Energy Transfer and the Atmosphere

What is energy?

• The ability to move around

• The ability to do work

• The ability to see in the dark

• The ability to make heat

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

The main source of energy on Earth is the (a)  

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS2-4

NGSS.MS-LS1-6

The output of a system moving in one direction acts as an input that causes the system to move in the other direction. 

This results in a stable system

• Negative feedback loop

• Positive feedback loop

Tags

NGSS.HS-LS1-3

Instead of creating a stable system, positive feedback loops drive the system to extreme 

• Negative feedback loop

• Positive feedback loop

Which sphere helps keep the Earth warm?

• biosphere

• lithosphere

• atmosphere

• hydrosphere

What is a natural process in which certain gases in the atmosphere keep heat near Earth and prevent it from radiating back into space?

If we didn't have the atmosphere the Earth would be too _________ to support life.

• open

• perfect

• too hot

• too cold

Provide an example of a greenhouse gas.

Tags

NGSS.MS-ESS3-5

The transfer of energy through space.

• Radiation

• Convection

• Conduction

The transfer of heat directly between two objects that are in contact with one another. 

• Radiation

• Convection

• Conduction