Earth's Landscapes

What evidence was found that this place was once under the ocean?

• a shark tooth
• ancient saltwater
• dinosaur skeleton
• an old boat

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What provides evidence of past life?

• microscope
• books
• weather data
• fossils

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Where did the silt surrounding the fossils come from?

• mountains
• ocean
• plains
• glacier

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What do these fossils provide evidence for?

• whales were once found here
• an ocean was once found here
• dinosaurs were once found here
• none of the above

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What is a rock layer with lots of skeletons called?

• bone bed
• bone pile
• river bed
• biological layer

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Which rocks are the youngest in this photo?

• the rocks at the top
• the rocks at the bottom
• the rocks on the right side
• the rocks on the left side

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How do scientists accurately determine how old a fossil is?

• count rings
• radiocarbon dating
• radio waves
• compare to other fossils

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What formed the Grand Canyon?

• a river
• dinosaurs
• a glacier
• humans

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What is the study of fossils called?

• dinosaur science
• fossilology
• paleontology
• archaeology

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Which of these caused the Sharktooth Hill bone bed to form?

• a river stopped and started flowing
• volcanic eruption
• sharks ate all the animals
• major earthquake

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