The Last Ice Age (Leaving Cert Geography): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What percentage of Earth's land surface is currently covered by glaciers?
What percentage of Earth's land surface is currently covered by glaciers?
10%
Approximately when did the most recent ice age begin?
Approximately when did the most recent ice age begin?
2.6 million years ago
What is the name of the geological period of the most recent ice age?
What is the name of the geological period of the most recent ice age?
Pleistocene
How many distinct periods of glacial advance have scientists identified during the Pleistocene?
How many distinct periods of glacial advance have scientists identified during the Pleistocene?
At least five
Who first proposed the concept of Earth experiencing ice ages?
Who first proposed the concept of Earth experiencing ice ages?
Louis Agassiz
What happens to Earth's crust under the weight of ice sheets?
What happens to Earth's crust under the weight of ice sheets?
It sinks
What condition is necessary for glacier formation to occur?
What condition is necessary for glacier formation to occur?
Snow accumulates faster than it melts
Where is the zone of accumulation typically found?
Where is the zone of accumulation typically found?
Along mountain ranges
What percentage of air does fresh snow contain?
What percentage of air does fresh snow contain?
90%
What percentage of air does firn contain?
What percentage of air does firn contain?
20-30%
What is glacial ice also known as?
What is glacial ice also known as?
Blue ice
What type of period are we currently living in?
What type of period are we currently living in?
An interglacial period