What was Ancient Earth Like?

Index fossils are from organisms that lived during a long timespan.

• True

• False

A period in which a large number of species becomes extinct.

• ice age

• mass extinction

• metamorphic period

• fossilization

Tags

NGSS.MS-LS4-1

Antarctica's environment has always been cold.

• true

• false

All of the continents on Earth are constantly moving.

• true

• false

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

All of the continents on Earth were once joined together in one large land mass.

• True

• False

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Older rock layers are found _______ younger rock layers

• below

• above

• in between

Tags

NGSS.MS-ESS1-4

Geological eras are determined by

• organisms

• temperature

• rock layers

• years

Tags

NGSS.MS-ESS1-4

Index fossils are only found in one area of the world

• true

• false

Living fossils are plants and animals that

• are millions of years old

• also called index fossils

• species that have not changed over time

• are found in amber

What word means that a species no longer exists

• extinct

• endangered

• death

• fossilized

Tags

NGSS.MS-LS4-1