Natural Events and Human Influence

Which statement about the effects of natural events and human activities is true?

• The environment is not usually affected by natural events.

• All human activities change the environment in a negative way.

• Natural events always have a positive impact on the environment.

• Human activities and natural events can damage the environment.

Tags

NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

NGSS.MS-LS2-4

Pollution can enter the hydrosphere (earth's water) in many different ways. Which statement describes a type of point-source pollution?

• Oil being transported on a ship spills into the ocean.

• Grease from cars washes into a stream along the roadway.

• Litter along beaches gets pulled into the ocean by the tide.

• Rainwater carries chemical fertilizer from land into a stream.

There are many sources of air pollution in the United States and around the world. Some are natural sources, and others come from human activities. Which example is a natural source of air pollution?

• car exhaust fumes

• dust from construction sites

• smoke, ash and sulfur gases from volcanoes

• smoke from the burning of fossil fuels

Which effect of mining for resources most directly impacts the biosphere (living things)?

• releasing dust into the air

• increasing erosion of soil

• adding sediment to waterways

• degrading habitats for animals

Tags

NGSS.MS-LS2-4

Which example best describes how human activity can directly impact the geosphere?

• Poor farming practices can degrade the soil and cause erosion.

• Dumping waste from a factory into a river can pollute the water supply.

• Construction activities can release harmful dust and chemicals into the air.

• Removing too many fish from the ocean can cause a fish species to go extinct.

Tags

NGSS.MS-ESS3-4

The burning of coal releases sulfur dioxide gas. How might the burning of coal lead to damaged plant life?

• Sulfur dioxide can combine with drops of water to form acid rain.

• Sulfur dioxide causes the remains of animals to decompose at a faster rate.

• Sulfur dioxide gives off heat that raises the temperature of bodies of water.

• Sulfur dioxide is a radioactive material that is dangerous for many years.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS1-5

NGSS.MS-LS2-4

Which of the following is NOT a factor that affects population growth?

• birth rate

• death rate

• immigration

• rate of consumption of resources

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which human activity contributes the MOST carbon dioxide to the atmosphere?

• Fishing
• Breathing
• Burning Fossil Fuels
• Farming

Tags

NGSS.HS-ESS2-6

Which human activity would preserve nonrenewable resources?

• deforestation
• removing carnivores from a forest 
• recycling
• heating homes with fossil fuels  

Which of the following is NOT an example of indoor air pollution?

• allergens

• radon gas

• carbon monoxide

• automobile exhaust