Earth Science Final Exam 2025 (9-11)

Front

Coriolis Effect in the Northern Hemisphere

Back

The Coriolis effect deflects wind to the right (clockwise) in the Northern Hemisphere.

Front

Largest Unit of Geologic Time

Back

The largest unit of geologic time is an Eon.

Front

Steps of the Nebular Hypothesis

Back

The correct order of the nebular hypothesis steps is: Collapse → Disk → Protosun → Planetesimals → Planets form by accretion.

Front

Contour Lines on Topographic Maps

Back

On a topographic map, contour lines that form a circle indicate a hill.

Front

Types of Unconformities

Back

An angular unconformity occurs when layers of rock are tilted and then eroded before new layers are deposited.

Front

Definition of Eon

Back

An Eon is the largest division of geologic time, encompassing billions of years.

Front

Definition of Era

Back

An Era is a subdivision of an Eon, lasting tens to hundreds of millions of years.

Front

Definition of Period

Back

A Period is a subdivision of an Era, lasting millions of years.

Front

Definition of Epoch

Back

An Epoch is a subdivision of a Period, lasting several million years.

Front

Understanding the Coriolis Effect

Back

The Coriolis effect is caused by the rotation of the Earth, affecting wind and ocean currents.