An organism is a __________ thing.

Tags

NGSS.MS-LS1-1

___________ is the variety of life-forms that exist on Earth.

Tags

NGSS.MS-LS4-1

a ​ (a)   is any remains, trace, or imprint of animal or plant life preserved in Earth's crust

• fossil
• organism
• rock
• biodiversity
• fossilrecord

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

The fossil record contains _____ the fossils found on Earth

Tags

NGSS.MS-LS4-1

The fossil record contains fossils of every single living thing.

• True

• False

Tags

NGSS.MS-LS4-1

The ______ parts of an organism are what gets fossilized in most cases.

• big

• soft

• hard

• small

Tags

NGSS.MS-LS4-1

Only bigger organisms can get fossilized.

• True

• False

Answer explanation

Remember we have fossils of single-celled bacteria!

Tags

NGSS.MS-LS4-1

Label the ages of the rock using to the Principle of Superposition.

a

b

d

c

Older

Oldest

2nd Youngest

Youngest

Tags

NGSS.MS-ESS1-4

The fossil record shows us...

• Change of Earth's environments

• the entire number of fossils

• mass extinctions

• biodiversity of life

Tags

NGSS.MS-LS4-1

The fossil record is incomplete because...

• not everything dies in the right conditions to be fossilized

• some fossils might have been destroyed

• we have not found every fossil

• All of the above

Tags

NGSS.MS-LS4-1