P.2.1

Which process directly adds carbon into the atmosphere?

• increasing plant populations

• decreasing animal populations

• burning fossil fuels

• forming sedimentary rock

Tags

NGSS.HS-ESS2-6

NGSS.HS-LS2-5

Which of these renewable resources results in an increase in pollution when used to produce energy?

• water

• wind

• biomass

Which of these is MOST likely an effect of releasing carbon dioxide pollution into the atmosphere?

• a reduction in the ozone layer

• a reduction in photosynthesis

• an increase in radioactive wastes

• an increase in the greenhouse effect

Tags

NGSS.MS-ESS2-6

NGSS.MS-ESS3-5

Carbon dioxide emissions have increased due to large numbers of automobiles and increased industrialization. Which of the following has been MOST affected by the increase in carbon dioxide levels?

• the ability of farmers to plant crops

• the ability of scientists to study other planets

• the ability of Earth to continue recycling rocks

• the ability of Earth to maintain lower temperatures

Tags

NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

Some power plants release heated water into rivers. This practice adds thermal energy to the river that MOST likely

• increases the amount of nutrients in the river.

• provides a better environment for native organisms to grow.

• keeps the river at balance with nature.

• threatens the existence of aquatic organisms.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Acid rain can damage limestone buildings and marble statues. It can also harm organisms living in ponds and other ecosystems. Which pollutant in the atmosphere causes MOST of the acid rain?

• fluorocarbons from aerosol spray cans

• nitrous oxide from volcanic eruptions

• sulfur dioxide from burning fossil fuels

• soil particles from the use of farm equipment

Tags

NGSS.MS-LS2-4

Which human activity will help decrease air pollution?

• burning crops

• driving a hybrid car

• burning household garbage

• using coal to produce energy

Students were investigating the advantages and disadvantages of solar power. According to the information in the chart, which statement describes an advantage of using fossil fuels over solar power?

• Fossil fuel stations require less maintenance than solar panels.

• Fossil fuels are less costly to obtain.

• Fossil fuels are an abundant renewable resource.

• Fossil fuels are available regardless of the weather.

Acid rain is the result of pollutants being released into the

• air

• soil

• rivers

• oceans

Tags

NGSS.MS-ESS2-5

A potential negative impact of building a dam on a river is that the dam

• prevents sediment from flowing downstream.

• increases the amount of water available to farms.

• prevents seasonal downstream flooding.

• increases the rate of water loss from a lake.

Tags

NGSS.MS-ESS2-2

NGSS.MS-LS2-4