MOUNTAIN MADE UP MOSTLY OF ROCK LAYERS

A MOUNTAIN MADE BY HUGE TILTED BLOCKS

BREAKING DOWN OF ROCKS INTO SMALLER PIECES BY NATURAL PROCESSES

THE PICKING UP AND REMOVAL OF ROCK PARTICLES

A MIXTURE OF WEATHERED ROCKS, DECAYED PLANT, ECT.

MATERIAL IN SOIL FORMD BY THE BREAKDOWN OF PLANT AND ANIMAL

ANY OF THE LAYERS OF SOIL FROM YHE SURFACE TO THE BEDROCK BELOW

WATER THAT SOAKS INTO SOIL

DOWNHILL MOVEMENT OF EARTH MATERIAL CAUSED BY GRAVITY

THE DROPPING OFF OF SEDIMENT

A HUGE SHEET OF ICE

A JUMBLE OF MANY SIZES OF SEDIMENT DEPOSITED BY A GLACIER

A DEPOSIT OF MANY SIZES OF SEDIMENT

NATURALLY OCCURRING SOLID IN EARTH'S CRUST

A ROCK THAT FORMS WHEN HOT

A ROCK THAT FORMS FROM OTHER PIECES OF ROCK

ROCK THAT FORMES BY HEAT, PRESSURE, OR A CHEMICAL REACTION

ROCKS CONTINUALLY CHANGING FROM ONE KIND INTO ANOTHER

SERIES OF ROCK LAYERS THE BOTTEM LAYER IS OLDEST AND TOP IS YOUNGEST

THE AGE OF A ROCK AS COMPARED WITH ANOTHER ROCK

LISTING OF EARTH'S ROCK LAYERS IN ORDER FROM OLDEST TO YOUNGEST

ANY TRACE OR IMPRINT OF LIVING THING PRESERVED IN EARTH'S CRUST

REMAINS OF A LIVING THING THAT WAS EVERYWHERE BUT DIDN'T LIVE LONG

THE TIME IT TAKES AN ELEMENT TO DECAYS HALF ITS MASS

THE AGE OF A ROCK IN YEARS

ONE OF THE FOUR LONG STRETCHES OF TIME IN EARTH'S HISTORY