Classify each fossil as evidence of a warm or cold past climate.
palm frond,fern impressions|woolly mammoth
Choose the correct answer from each drop-down menu to complete the statements.
temperatures|past
Match each sediment feature to what it most likely suggests about past conditions.
glacial runoff or flooding|wildfires or landscape burning|high biological activity
Choose the correct answer from each drop-down menu to complete the statements.
low|plant debris|wet and productive conditions
Which layer most likely formed during a time of low biological productivity?
What likely caused the repeating temperature changes shown in the graph?
What likely caused the repeating temperature changes shown in the graph?
Which of the following best describes Earth’s long-term climate trend over the past 800,000 years?
Classify each fossil as evidence of a warm or cold past climate.
palm frond,fern impressions|woolly mammoth
In the graph, higher temperatures correspond to interglacial periods; lower temperatures correspond to glacial periods. Match each temperature feature to the correct climate condition.
glacial period|start of a warming cycle|interglacial period
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