3412990
Question 1
Question
The greenhouse effect is caused by…
Answer
-
Greenhouse gases in the lower atmosphere absorbing solar radiation
-
Greenhouse gases in the lower atmosphere absorbing radiation from the Earth's surface, and preventing much of it escaping into space
-
Too much heat in the atmosphere
-
Too much sunshine reaching Earth
Question 2
Question
Which of these natural events affect the climate?
Answer
-
Thawing permafrost
-
The path of the Earth around the sun
-
Volcanic eruptions
Question 3
Question
Carbon dioxide is the most abundant greenhouse gas in the atmosphere.
Answer
- True
- False
Question 4
Question
[blank_start]Trichlorofluoromethane[blank_end] was not present in the atmosphere in pre-industrial times (before 1750)
Answer
-
Carbon dioxide
-
Trichlorofluoromethane
-
Nitrous oxide
-
Methane
Question 5
Question
Which of the following changes in climate has NOT already occurred?
Answer
-
0.74°C increase in average global temperature over the last century
-
0.17m rise in sea level during the 20th century
-
A decrease in the sea ice around Antarctica
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Fewer cold days and frosts, and more frequent heatwaves over the last 50 years
Question 6
Question
[blank_start]Australia[blank_end] has the highest per capita carbon dioxide emissions.
Answer
-
United States
-
Saudi Arabia
-
Australia
-
China
Question 7
Question
Energy supply contributes the most to carbon emissions globally.
Answer
- True
- False
Question 8
Question
In research published in Naturescientists claim we have a good chance of stabilising global warming below 2°C if the world's total carbon dioxide emissions from 2000 to 2050 don't exceed 1,000 billion tonnes. How much carbon dioxide did we emit between 2000 and 2006?
Answer
-
1,000 billion tonnes
-
234 billion tonnes
-
146 billion tonne
-
94 billion tonnes
Question 9
Question
Australia emitted 597 million tonnes of greenhouse gas in 2007. We could cut up to 110 million tonnes off our annual emissions by greater [blank_start]energy[blank_end] efficiency in industry and more energy efficient [blank_start]buildings[blank_end].
Answer
-
energy
-
buildings
Question 10
Question
Which of the following is NOT expected to happen in Australia as a result of global warming?
Answer
-
Central Australia will become drier and have more frequent and severe droughts
-
Perth will have between 29 to 38 days above 35°C a year by 2030
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Canberra will have between 26 and 29 days of extreme fire danger by 2020
-
Tasmania will become a tropical island
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