Front

Environments have changed over millions of years. Which of these would be BEST for a scientist to study when investigating these environmental changes? Options:

volcanic deposits

,

wave patterns

,

fossil records

,

ocean currents

Back

fossil records

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

Front

What provides the BEST evidence that the environment of Earth has changed over millions of years? Options: active migration of sand dunes, marine (water) fossils found on top of mountains, polished appearance of rock surfaces, none of the above.

Back

marine (water) fossils found on top of mountains

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Front

Is the fish fossil in the first layer of rock strata the youngest or oldest fossil?

Back

Youngest

Tags

NGSS.MS-ESS1-4

Front

How did scientists conclude that the ancient horse changed over time?

Back

by examining fossil records

Tags

NGSS.MS-LS4-1

Front

A scientist drew diagrams of ancestors of elephants based on fossil evidence. What conclusion can be made from comparing the diagrams? (Model Description: The first ancestor is 50 million years old and very small, the second is 30 million years old and much larger with a short trunk, and the last is 20 million years old, taller but narrower with a longer trunk.)

Back

Elephant species have changed over time.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Front

Fossils are the preserved ____ of once living organisms.

Back

remains

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Front

Why are there more animal fossils than plant fossils?

Back

Plants have softer bodies than animals, so they break down.

Tags

NGSS.MS-LS4-1

Front

An animal fossil has sharp, pointy teeth. What can we infer about this animal?

Back

The animal is a carnivore (only ate meat).

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Front

If a scientist found a fish fossil in the desert, what can they infer?

Back

That water covered the area long ago.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

Front

What statement is true about fossils?

Back

Some living things have not really changed in millions of years.

Tags

NGSS.MS-LS4-1