Impact of Humans on Earth

Which of these daily human activities would have a beneficial impact on the environment?

• letting water run while brushing teeth

• leaving a ceiling fan on when departing a room

• removing a non-native, invasive plant species from a habitat

• throwing away plastic bottles in containers

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-5

Which of the following examples BEST describes an effect of people moving to large cities?

• More land is available in large cities to grow crops

• Wildlife diversity increases due to more open spaces within the city

• Emissions form motor vehicles increase smog in the air that can trap heat from the sun

• The greater concentration of people in large cities reduces overall waste production and accumulation on Earth.

Tags

NGSS.MS-ESS3-4

Which of these would be the most likely impact of large-scale removal of Earth's forests?

• a decrease in Earth's temperature

• a greater amount of nutrients in Earth's soils

• an increase in the amount of precipitation that falls on Earth's surface

• an imbalance in the ratio of carbon dioxide and oxygen

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

NGSS.MS-LS2-5

How have human activities, such as deforestation, influenced the rock cycle?

• Human activities have caused more volcanic activity, which creates metamorphic rock.

• Human activities have changed the composition of soil, which results in more metamorphic rock.

• Human activities have caused more melting and cooling within Earth, which drives the rock cycle.

• Human activities have caused the creation of more erosion and sediment, which makes sedimentary rock.

Tags

NGSS.MS-ESS3-4

Which of these is not a negative impact of deforestation?

• increased soil erosion

• reduced biodiversity

• disruption of the water table

• increased water quality

Tags

NGSS.MS-LS2-5

Which of these actions would most likely lead to desertification?

• reduced irrigation of crops

• over-grazing by farm animals

• planting non-native trees

• controlled burning of protected areas

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-5

In some places, timber companies remove all the trees from entire hillsides when they are harvesting logs, and farmers till the soil in the fall and leave the ground bare of plants until it is time to plant in spring. What is the most likely effect of doing either of these things?

• Plants will sprout better.

• Erosion will happen faster.

• Soil will stay cooler.

• Decomposition will speed up.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of the following is NOT a result of global warming?

• an increase in earth's average temperature

• melting of the polar ice caps

• changing weather patterns

• an increase in biodiversity

Tags

NGSS.HS-ESS3-5

NGSS.HS-ESS3-6

Which of the following causes most water pollution?

• human activities

• volcanic eruptions

• storms

• drought

Tags

NGSS.MS-ESS3-4