The Next Ice Age
Do you know anything about why ice ages occurs, glaciers and global warming? Test your skills. Too hard? Read the story: The next ice age.
- 1.
What is an interglacial?
- A.
The colder part of an ice age
- B.
The warmer part of an ice age
- C.
A glacier
Correct Answer
B. The warmer part of an ice ageExplanation
An interglacial refers to the warmer part of an ice age. During an ice age, the Earth experiences alternating periods of glacial (cold) and interglacial (warmer) phases. Interglacials are characterized by a reduction in ice cover, higher temperatures, and a relatively stable climate. These periods allow for the retreat of glaciers, the growth of vegetation, and the flourishing of various species. Interglacials typically last for thousands of years before transitioning back into a glacial phase.Rate this question:
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- 2.
What is the milankovic theory?
- A.
A theory saying that the changes in the earth's movement could be the reason to why glacial and interglacials occur
- B.
A theory saying that is is because of the formation of mountains that ice ages occur.
- C.
A theory saing that the fact that the poles has been moved explains why there are traces of ice all around the world.
Correct Answer
A. A theory saying that the changes in the earth's movement could be the reason to why glacial and interglacials occurExplanation
The Milankovitch theory proposes that variations in the Earth's movement, such as changes in its orbit, axial tilt, and precession, may be responsible for the occurrence of glacial and interglacial periods. These changes in the Earth's movement affect the amount and distribution of solar radiation received by the planet, which in turn influences climate patterns and the formation of ice ages. This theory suggests that long-term climatic changes are driven by astronomical factors rather than solely by geological processes like the formation of mountains or the shifting of the poles.Rate this question:
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- 3.
What does not happen at the beginning of an ice age
- A.
The summers become shorter
- B.
The snow will not melt away during the winter
- C.
The winters become shorter
- D.
The glaciers will grow
Correct Answer
C. The winters become shorterExplanation
At the beginning of an ice age, the winters do not become shorter. Instead, the winters become longer and colder, leading to the accumulation of snow and ice. This is because during an ice age, there is a decrease in global temperature, causing a shift in climate patterns. As a result, the winters become more severe and prolonged, leading to the growth of glaciers and the accumulation of snow that does not melt away during the winter.Rate this question:
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- 4.
What is the definition of a glacier?
- A.
Lots of ice
- B.
A cold place
- C.
A mass of snow and ice which will move because of its own weight
Correct Answer
C. A mass of snow and ice which will move because of its own weightExplanation
A glacier is defined as a mass of snow and ice that is capable of moving due to the force of its own weight. It is not simply lots of ice or a cold place, but specifically refers to the movement of snow and ice caused by gravitational forces.Rate this question:
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- 5.
What are happening to most of the worlds glaciers?
- A.
They are melting
- B.
They are growing
- C.
Nothing
Correct Answer
A. They are meltingExplanation
Most of the world's glaciers are melting. This is primarily due to global warming and climate change. Rising temperatures cause the glaciers to lose more ice through melting than they gain through snowfall, leading to a net loss of ice. The melting of glaciers has significant consequences, including rising sea levels, loss of freshwater resources, and impacts on ecosystems and biodiversity. It is a concerning trend that highlights the urgent need to address climate change and reduce greenhouse gas emissions.Rate this question:
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- 6.
What effect does the Gulf Stream have on the climate in Scandinavia.
- A.
No efffect
- B.
It makes it colder
- C.
It makes it warmer
Correct Answer
C. It makes it warmerExplanation
The Gulf Stream, a warm ocean current, has a significant impact on the climate in Scandinavia. As the current flows along the western coast of Norway, it carries warm water from the Gulf of Mexico towards the region. This warm water helps to moderate the climate by raising temperatures, especially during the winter months. Without the Gulf Stream, Scandinavia would experience much colder temperatures. Therefore, the correct answer is that the Gulf Stream makes the climate in Scandinavia warmer.Rate this question:
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- 7.
Which of the following gases is a greenhouse gas?
- A.
Carbon dioxide
- B.
Oxygen gas
Correct Answer
A. Carbon dioxideExplanation
Carbon dioxide is a greenhouse gas because it has the ability to absorb and emit infrared radiation. This means that it can trap heat in the Earth's atmosphere, leading to the greenhouse effect. The greenhouse effect is essential for maintaining the Earth's temperature and making it habitable for living organisms. However, excessive amounts of carbon dioxide in the atmosphere can contribute to global warming and climate change.Rate this question:
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- 8.
What does it mean that ice ages have an periodicity of 300 million years?
- A.
That a new one will occur every 300 million years
- B.
That there will be 10 ice ages in 300 million years
- C.
That there will be 300 million years in between every ice age
Correct Answer
A. That a new one will occur every 300 million yearsExplanation
The correct answer suggests that ice ages have a regular pattern or cycle of occurring every 300 million years. This means that after each ice age, it takes approximately 300 million years for another one to occur. The answer does not imply the number of ice ages that will occur within this time period or the duration of each ice age.Rate this question:
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- 9.
How will the climate be in Scandinavia 100 years from now?
- A.
It will be warmer
- B.
It will be colder
- C.
We can't be sure how the climate will be like
- D.
It will be the same
Correct Answer
C. We can't be sure how the climate will be likeExplanation
The climate in Scandinavia 100 years from now cannot be accurately predicted due to the complex nature of climate systems and the various factors that influence them. Climate is influenced by a combination of natural processes and human activities, making it difficult to determine the exact changes that will occur over such a long time period. Therefore, it is uncertain whether the climate in Scandinavia will be warmer, colder, the same, or undergo any other changes.Rate this question:
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Mar 21, 2023Quiz Edited by
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Mar 31, 2009Quiz Created by
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