Science Unit 1: Lesson 6

What have some scientists inferred from fossils about how dinosaurs suddenly went extinct?

• A. a huge rock from space crashed into Earth

• B. a large volcano erupted

• C. the dinosaurs became poorly adapted to their environment

• D. all of the above

Tags

NGSS.MS-LS4-1

A scientist found this coral fossil on a mountaintop. How did it most likely get there?

• A. the coral washed up on the land

• B. a tornado pulled the coral out of the water and it landed there

• C. an animal took the coral and buried it far away

• D. an ocean environment changed into a dry environment over time

Tags

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

If scientists find many fossils of plant-eating dinosaurs in an area, what might they infer about that area?

• A. the area was an ocean in the past

• B. the area was a desert in the past

• C. the area was a grassland in the past

• D. the area was a wetland in the past

Tags

NGSS.MS-LS4-1

True or False. Most dinosaurs were adapted for warmer desert environments

• A. True

• B. False

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-4

If an area has a large number of fossil footprints, a scientist can infer that these dinosaurs

• A. traveled alone

• B. lived in the wetlands

• C. traveled in groups

• D. were meat eaters

Tags

NGSS.MS-LS4-1

True of False. Fossils of organisms can show what environments were like long ago

• A. True

• B. False

Tags

NGSS.MS-LS4-1

True or False. Environments do not change a lot over a very ling period of time.

• A. False

• B. True

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NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

What does this fossil tell you about its environment long ago?

• A. its environment was a wetland

• B. its environment was a desert

• C. its environment was an ocean or river

• D. its environment was a plain

Tags

NGSS.MS-ESS2-3

This wooly mammoth most likely lived in a warmer environment.

• A. True

• B. False

Tags

NGSS.MS-LS4-1

This dinosaur is mostly like

• A. a swan

• B. a cow

• C. an alligator

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2