ES 9.1 - Assignment: Human Impact on the Environment

Which describes the greenhouse effect?

• artificial process

• dangerous process

• natural process

• new process

Which gases contribute to the greenhouse effect?

• nitrogen & helium

• carbon dioxide & methane

• carbon dioxide & helium

• nitrogen & methane

Which results from an increase in the greenhouse effect?

• continental shifts

• wildfires

• volcanic eruptions

• global warming

Which is a consequence of global warming?

• cooling oceans

• growing glaciers

• less frequent hurricanes

• rising sea levels

A factory is emitting large amounts of CFCs into the atmosphere. How might this affect people?

• increase in the rate of malaria breakouts

• increase in the level of ocean water

• increase in the rate of skin cancer

• increase in the frequency of violent s storms

As the human population grows, what happens to our natural-resource requirements?

• They increase

• They decrease

• They do not change

• They go in cycles

Which is a nonrenewable resource?

• soil

• fish

• wood

• coal

Which is a renewable resource?

• petroleum

• wood

• iron

• coal

Freshwater can be renewed, but environmentalists consider it nonrenewable. Why is there a contradiction in classification?

• Freshwater is recycled through the use of irrigation, bathing, and everyday use.

• Freshwater is easily polluted or depleted before it can be replaced.

• Freshwater evaporates and condenses, and then precipitation returns it to the lakes.

• Freshwater is highly affected by global warming, and is quickly evaporating.

Scientists predict that we will eventually use up all available fossil fuels. Which list includes only fossil fuels?

• wood, natural gas, and coal

• natural gas, coal, and oil

• wood, natural gas, and solar

• coal, oil, and solar