Carbon Dioxide is returned to the atmosphere mostly by

• Respiration of Consumers

• volcanic eruptions

• photosynthesis

• Solar flare fallout

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Burning of fossil fuels has changed the atmosphere by ​ (a)   the concentration of ​ (b)   into the atmosphere.​

• Increasing
• Carbon Dioxide
• Decreasing
• Oxygen

The majority of earth's surface is covered by what?

• land

• salt water

• fresh water

• ice

Reorder the following processes in the water cycle

• Runoff/storage

• Precipitation

• Evaporation

• Condensation

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

Which of the following is NOT a way that carbon is transferred from animals to decomposers.

• in scraps of food

• as carbon dioxide when they breathe

• when they die

• when they release bodily waste

Tags

NGSS.MS-LS2-3

All of the following are ways that CO2 is returned to the atmosphere except which one?

• Decomposition

• photosynthesis

• respiration

• combustion

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

When deforestation happens in an area, ​ (a)   runoff water is created, and ​​ (b)   water is returned to the atmosphere.

• more
• less
• the same amount

Tags

NGSS.MS-ESS2-4

Which biogeochemical cycle is most affected by the burning of fossil fuels?

• Nitrogen

• phosphorus

• water

• carbon

Tags

NGSS.HS-ESS2-6

If the sun suddenly stopped giving off heat, the water cycle would...

• not work

• not be affected

• slow down but still work

• work in the opposite direction

Tags

NGSS.MS-ESS2-4

Which number shows evaporation?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-ESS2-4