Earth's History

What Period did the first invertebrates show up in?

Tags

NGSS.MS-LS4-1

The study of fossils that is used to learn about past environments, evolution & human prehistory is called what?

Tags

NGSS.MS-LS4-1

Which type of rock are fossils found in?

Tags

NGSS.MS-LS4-1

Which letter identifies a layer that has been eroded?

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

What happens to the evolution of organisms over time?

Answer explanation

As time goes on organisms become more complex. Early life was simple, single celled microbes, over time life evolved to be more complex.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

NGSS.MS-LS3-1

NGSS.MS-LS4-4

The sudden explosion of new species after a mass extinction is called what?

Tags

NGSS.HS-LS4-5

The Archaeopteryx has both dinosaur & bird like characteristics making it what type of fossil?

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Which of the following would NOT be a good index fossil?

• Fish

• Trilobite

• Shark Tooth

• Ginkgo Leaf

Answer explanation

A good index fossil is found only during a short period of geologic time. The Ginkgo leaf is found in all the layers meaning it would not be good for relative dating.

Tags

NGSS.MS-LS4-1

put the series of events in chronological order from oldest to youngest. No spaces, commas, dashes or capitals. Ex: abcdef

Tags

NGSS.MS-ESS1-4

What period lasted the longest amount of time?

Tags

NGSS.MS-ESS1-4