Which accurately describes relative dating?

• Grandma is 55 years old.

• Everyone pictured is the same age.

• The children are younger than the adults.

• Sid is older than Zeke, but younger than Grandma.

What does the graph tell you about radioactive decay?

• The amount of the parent isotope remains the same over time.

• The daughter isotopes are exactly half the parent istopes.

• The parent isotopes increase, as the daughter isotopes decrease.

• The parent isotopes decrease as the daughter isotopes increase.

Find the geological column(s)

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Tags

NGSS.MS-ESS1-4

Titanoboa was found by the discovery of a single ____.

Tags

NGSS.MS-LS4-1

What is the property of fossils allow scientist to determine the relative age of the rock layer?

• Fossils show a change in species over time.

• Fossils form from organism.

• Fossils are only found in sedimentary rock layers.

• Fossils can be used to figure out the absolute age of the rock layer.

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

Check the images that show uniformitarianism.

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Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

Find the sedimentary rocks that show texture.

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Tags

NGSS.MS-ESS2-3

What is our current epoch?

What dominate organism appeared at the end of the Precambrian Era?

Find the examples of trace fossils.

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Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2