Earth Changes

What is a geologist?

• a scientists that digs holes in the ground

• a scientist who studies the earth (including fossils and rocks)

• a scientist that studies extinct animals

• a scientist that studies weather

Tags

NGSS.MS-ESS2-3

A _____ forms when an organism dies and is covered with ______ that turns into rock.

• rock; clay

• sediment; mud

• fossil; sediment

• skeleton; sediment

Tags

NGSS.MS-LS4-1

Which layer is the youngest?

• A

• B

• C

• D

Tags

NGSS.MS-ESS1-4

Which layer formed first?

• A

• B

• C

• D

Tags

NGSS.MS-ESS1-4

A ______ forms when _____ sinks and builds up in water, ______ under more sediment, and _____ over time.

• rock; sand; compacts; hardens

• organism; fossils; grows; cements

• fossil; rocks; dies; hardens

• sedimentary rock layer; sediment; compacts; cements

In a sequence of rock layers, the oldest layer of rock is _______________ and the youngest layer of rock is ___________________ .

• at the bottom; at the top
• at the top; at the bottom

Tags

NGSS.MS-ESS1-4

The Grand Canyon formed as a(n) ________ eroded rock layers.

• ocean
• river
• lake
• pond

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NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

What is the best definition of erosion?

• the age of one thing compared to another
• a natural process in which wind and water break small pieces of rock off larger pieces of rock
• a natural process in which small pieces of rock are carried away by winds
• a natural process in which a river carves through rock layers

Tags

NGSS.MS-ESS2-2

What can studying fossils tell us?

• They can tell us about what past environments were like and what kind of animals lived there
• They can tell us about the animals that will live there in the future
• they can tell us how to train and care for extinct animals

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

On top of Mt. Everest, there are fossilized remains of sea life; this tells us that the rocks at the top of world's highest mountain 

• used to be above sea level
• used to be below sea level
• used to be on Mars
• came from an asteroid

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

NGSS.MS-LS4-1