Clues to Earth's Past

Which item would look most like an ancient organism?

• a cast

• a mold

• a footprint

Tags

NGSS.MS-LS4-1

Which objects are trace fossils?

• tree root imprints

• petrified tree trunks

• carbon films of leaves

Which objects are often preserved as carbon films?

• fish bones

• dinosaur eggs

• worm burrows

Which item is an example of preserved remains?

• a mammoth's footprint

• a trilobite mold and cast

• an insect trapped in amber

What is a fossil mold?

• a copy of an ancient organism

• a trace fossil of an ancient organism

• an impression of an ancient organism

a meteor striking earth is an example of catastrophism

• True

• False

Tags

NGSS.MS-ESS3-2

Uniformitarianism states that processes occurring on Earth's surface today are similar to those that occurred in Earth's past.

• True

• False

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS3-1

Organisms are more likely to become fossils if they have many soft parts

• True

• False

Tags

NGSS.MS-LS4-1

Fossil ferns indicate that earth was once very cold and wet

• True

• False

Tags

NGSS.MS-LS4-1

which conditions aid in the formation of fossils?

• hard parts and slow burial

• hard parts and rapid burial

• soft parts and rapid burial

• soft parts and slow burial

Tags

NGSS.MS-LS4-1