Fossils and Rocks Ages

____________ are preserved imprints or remains of prehistoric organisms.

• Sandstone

• Fossils

• Bones

• Mud

Tags

NGSS.MS-LS4-1

True or False: most organisms become fossilized.

• True

• False

Tags

NGSS.MS-LS4-1

What increases the likelihood of an organism being preserved as a fossil?

• Being colorful

• Having hard parts like bones, shells, or teeth

• Being very large

• Living in water

Tags

NGSS.MS-LS4-1

What fills the spaces in bones, teeth, and shells during mineral replacement?

• Air

• Soft material

• Minerals from groundwater

• Carbon films

What is the result of the squeezing and heating in the carbon film process?

• Formation of coal

• Formation of a mineral replacement

• Formation of a carbon silhouette

• Formation of a fossil fuel

Tags

NGSS.MS-ESS3-1

What is the primary component of coal?

• Animal remains

• Plant remains

• Mineral deposits

• Carbon films

Tags

NGSS.MS-ESS3-1

Why are fossilized plant remains not very informative?

• They are too soft.

• They are too hard.

• They are completely compressed and carbonized.

• They are filled with minerals.

What is the process called when magma pushes up and forms new rock layers?

• Erosion

• Folding

• Intrusion

• Unconformity

Tags

NGSS.MS-ESS2-1

What is a nonconformity?

• When rock layers are tilted and no longer parallel

• When sedimentary rocks form over a different kind of eroded rock

• When new rock layers form over older eroded layers

• When rock layers are parallel and missing a layer

Tags

NGSS.MS-ESS1-4

Which type of rock is involved in a nonconformity?

• Only sedimentary rocks

• Only igneous rocks

• Metamorphic or igneous rocks

• Only metamorphic rocks