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Time, past life and past climates
Quick questions on Quaternary glacial and periglacial geology: tills, moraines, ice ages and dating - Eduqas A-Level Geology
5short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What are fluvioglacial (meltwater) deposits?Show answer
Meltwater reworks glacial debris, giving sorted, stratified, rounded deposits, the opposite of till:
What is evidence for Quaternary climate change?Show answer
The Quaternary (the last roughly 2.6 million years) was dominated by repeated glacial-interglacial cycles. The key evidence:
What is q1?Show answer
State three characteristics of glacial till. [3 marks]
What is q2?Show answer
Explain how a drumlin indicates the direction of ice flow. [2 marks]
What is q3?Show answer
State what a high ratio in foraminifera shells indicates about climate. [2 marks]
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