Global Change

Question 1

In New Hampshire, the length of time ice covers on Mirror Lake each year has declined by _______.a.1/2 day per yearb.1 day per yearc.1 1/2 days per yeard.2 days per year

Revolt · Accepted Answer

A

Question 2

The scientific community disagrees about _______.a.the rate of global climate changeb.the occurrence of global warmingc.the need for actiond.all of the above

Revolt · Accepted Answer

A

Question 3

What are the predicted consequences of legislation for global warming on industry?

Revolt · Accepted Answer

It is predicted that legislation for global warming will actually have positive effects on industry. New jobs will be created through the introduction of new technology and processes and businesses should save money through pollution reducing practices and technology.

Question 4

Explain how local environmental changes can have global effects.

Revolt · Accepted Answer

Local changes such as melting glaciers or regional deforestation can alter ocean salinity or atmospheric CO2, which propagates through global climate systems and affects distant regions.

Question 5

Explain how scientists can have multiple theories about the effects of global warming.

Revolt · Accepted Answer

Scientists use different climate models and assumptions about feedback loops, making multiple plausible predictions about temperature rise, weather, and ecosystems possible.

Question 6

Which of the following theories concerning global climate change is the most widely accepted?a.Changes in the global climate will lead to an increase in extreme weather and flooding.b.Global climate is changing due to burning of fossil fuels and deforestation.c.Global climate change will happen rapidly.d.Extra carbon dioxide and global warming will be beneficial.

Revolt · Accepted Answer

B

Question 7

Which of the following predictions about global climate change is directly related to an increase in the burning of fossil fuels?a.increased extreme weatherb.decreased food supplyc.global warmingd.falling sea levels

Revolt · Accepted Answer

C

Question 8

Which of the following local environmental changes will not have global effects?a.decline of glacial ice in Russiab.an increase in the annual melt season in the Antarctic peninsulac.the early arrival of spring in New Hampshired.none of the above

Revolt · Accepted Answer

C

Global Change Answers

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