Fossils

Tina found a rock and used a hammer to split it open. Inside she found the rock had a a raised shape of a a shell. The other half had an impression of the shell. What type of fossil did Tina find?

• a shell frozen in rock

• a trace fossil of a seashell

• a mold and a cast of a shell

• a shell preserved in amber

Tags

NGSS.MS-LS4-1

What is amber?

• fossilized tree sap

• hardened mud

• liquid tar

• dissolved minerals

Tags

NGSS.MS-LS4-1

Which is an example of a mold?

• an entire organism gets frozen in ice

• a shell gets filled with sand

• plant material gets replaced with quartz

• a leaf pressed into mud leaves a hollow space

Tags

NGSS.MS-LS4-1

What are fossils?

• layers of rock

• ancient organisms

• preserved remains of living things

• minterals that fill spaces

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

A paleontologist dug up several fossils from the layers shown.

If one of the fossils is older than layer A, but younger than layer C, which layer was it collected from?

• A

• B

• C

• D

Tags

NGSS.MS-LS4-1

NGSS.MS-ESS1-4

Look at the picture. Plants and animals fossilized in several different ways. Which object fossilized most recently?

• D

• E

• C

• A

Tags

NGSS.MS-LS4-1

NGSS.MS-ESS1-4

What have scientists determined about woolly mammoths?

• The more fur on their bodies, the older they were.

• Their fur helped block spears from hunters.

• They were able to live in the very cold climate of the ice age.

• Their fur made their bodies too warm and caused them to become extinct.

Tags

NGSS.MS-LS4-1

How could you demonstrate relative dating using a stack of newspapers?

• by identifying the age of each paper by the date listed at the top of each one

• by noting the dates of the top and bottom papers

• by describing the placement of the paeprs within the entire stack

• by comparing the stack of papers to a stack from a different newspaper

Tags

NGSS.MS-ESS1-4

The class examined a series of rock layers and fossils in the rock. Which fossil is the youngest?

• Trilobites

• Dinosaurs

• Armored Fish

• Early horses

Tags

NGSS.MS-LS4-1

NGSS.MS-ESS1-4

After examining the rock layers in one place, you hiked a mile away and looked at another set of rock layers. How can you determine if these rock layers are the same age as those at the first location?

• by picking random fossils and comparing them to those at the first location

• by comparing the rock types from both locations to see if they are the same

• by trying to match all of your rocks and fossils with those at the first location

• by using a fossil guidebook to identify the fossils and then matching them to the layers

Tags

NGSS.MS-LS4-1

NGSS.MS-ESS1-4