Podcast
Questions and Answers
What is the main difference between a glacial period and an interglacial period?
What is the main difference between a glacial period and an interglacial period?
- During glacial periods, ice spreads further south and north, while during interglacial periods, ice is limited to the poles. (correct)
- Glacial periods are shorter than interglacial periods.
- Glacial periods have permanent ice at the poles, while interglacial periods have no ice at the poles.
- Glaciers are formed during glacial periods and melt during interglacial periods.
What is the primary composition of glaciers?
What is the primary composition of glaciers?
- Rock fragments
- Melted ice
- Liquid water
- Compressed snow (correct)
What is the result of the melting of ice sheets and glaciers during an interglacial period?
What is the result of the melting of ice sheets and glaciers during an interglacial period?
- Sea levels drop
- The Earth's temperature decreases
- Sea levels rise (correct)
- Glaciers move faster
What is the current geological period that we are in?
What is the current geological period that we are in?
What is the rate at which glaciers move?
What is the rate at which glaciers move?
What is the evidence of the Earth's climate cycles?
What is the evidence of the Earth's climate cycles?
What is the current period of the Earth's climate?
What is the current period of the Earth's climate?
What is the term for the cycle of the Earth's climate changing from warm period to ice age and back again?
What is the term for the cycle of the Earth's climate changing from warm period to ice age and back again?
What is the characteristic of the Earth's climate during ice ages?
What is the characteristic of the Earth's climate during ice ages?
What is the pattern of temperature observed in the Earth's climate over the last 450,000 years?
What is the pattern of temperature observed in the Earth's climate over the last 450,000 years?
What is the cause of natural cycles in the Earth's climate?
What is the cause of natural cycles in the Earth's climate?
What is the difference between glacial and interglacial periods?
What is the difference between glacial and interglacial periods?
What is the primary way that glaciers move rocks?
What is the primary way that glaciers move rocks?
What type of valley is formed by a glacier?
What type of valley is formed by a glacier?
What can be found in peat bogs that provide evidence of climate cycles?
What can be found in peat bogs that provide evidence of climate cycles?
What is the process by which peat bogs form?
What is the process by which peat bogs form?
What can be inferred from the depth of peat in a bog?
What can be inferred from the depth of peat in a bog?
What is the purpose of collecting pollens from different parts of a peat core?
What is the purpose of collecting pollens from different parts of a peat core?
