March 7th Science Weekly Quiz

Which of these is an example of sedimentary rock?

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Which of these is an example of sediments?

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Which of these is an example of a fossil?

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Which of these is a definition of a fossil?

• a remain or imprint of a living thing from the past preserved in sedimentary rock

• rock that forms from sediments that are pressed together in layers

• tiny bits of soil or rock that have been broken down and deposited

Which of these is a definition of sediments?

• tiny bits of soil or rock that have been broken down and deposited

• rock that forms from sediments that are pressed together in layers

• remains or imprints of living things from the past that are preserved in sedimentary rocks

Which of these is a definition of sedimentary rock?

• rock that forms from sediments that are pressed together in layers

• tiny bits of soil or rock that have been broken down and deposited

• remains or imprints of living things from the past, preserved in sedimentary rocks

How can scientists determine the age of fossils found in sedimentary rock?

• They can examine the layer of rock where the fossils are found.

• They can tell the age of fossils from the color of the rock where they are found.

• They can use computers to analyze the rock layers.

What are some of Earth's forces that can affect the formation and patterns found in rock layers?

• volcanic eruptions

• earthquakes

• the flow of rivers

• tsunamis

• typhoons

Who or what are paleontologists?

• scientists who study living things that lived long ago

• scientists who study ancient human cities

• ocean fossils found in sedimentary rock