Unit 2 Exam Study Guide Game

Paleozoic

Mesozoic

Precambrian

Cenozoic

The first birds emerged i the Paleozoic era while mammals first emerged in the Mesozoic.

Animals lived in the water during the Mesozoic era and on land during the Paleozoic.

Many different species of dinosaurs lived in the Mesozoic, but they all died off in the Paleozoic.

Animal complexity increased during the Paleozoic while the first flowering plants appeared in the Mesozoic era.

A

B

C

D

F formed after B.

D occurred after B.

A formed after C.

D occurred after A.

A

B

C

D

petrified wood

mold of a fish

preserved insect in amber

carbon film of a leaf

There have been many animals on Earth that are now extinct.

Earth's oceans had varying salt content through time.

The continents have moved over time.

Animals have evolved over time.

The moon moves toward the Sun due to gravity.

The moon would not stay in orbit without the pull of Earth's gravity.

The moon will move away from Earth because of inertia.

The moon would move in a circular path if there were no forces.

Earth's shadow covering the moon

the gravity from the moon and Sun pulling in the same direction

shadows from clouds covering Earth

Earth's rotation on its axis

Scientists can identify different life forms using index fossil records.

Scientists can examine how temperature changes within Earth’s interior.

Scientists can determine the order of when rocks formed on Earth.

Scientists can analyze changes in chemical concentration of atmospheric gases.