Where do scientists find pollen grains to study ancient climate change?
What attribute of the pollen grains helps scientists identify the types of plants they belonged to?
What natural element is one of the best preservers of prehistoric life?
What statements accurately describe sunspots? Check all that apply.Sunspots are storms on the Sun’s surface.Sunspots are marked by intense magnetic activity.Sunspots produce solar flares and hot gassy ejections.Sunspots can affect Earth’s climate.Sunspots are cool areas where the Sun is covered by clouds.
The shape of Earth’s orbit around the Sun is .
Which of these are causes of long-term climate change? Check all that apply.Earth’s orbit around the Sunfossilsmovement of continentssolar energyvolcanic activity
What clues in fossils help scientists identify different ice ages?
The tilt of Earth is responsible for .
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