A MOUNTAIN MADE UP OF MOSTLY OF ROCK LAYERS

A MOUNTAIN MADE BY HUGE TILTED BLOCKS

THE BREAKING DOWN OF ROCKS INTO SMALLER PIECES

THE PICKING UP AND REMOVAL OF ROCK PARTICLES

MATERIAL IN SOIL FORMED BY THE BREAKDOWN OF PLANT

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

WATER THAT SOAKS INTO SOIL AND ROCK

THE DOWNHILL MOVEMENT OF EARTH MATERIAL CAUSED BY GRAVITY

THE DROPPING OFF OF SEDIMENT

A HUGE SHEET OF ICE AND SNOW THAT MOVES SLOWLY OVER LAND

A JUMBLE OF MANY SIZES OF SEDIMENT DEPOSITED BY A GLACIER

A DEPOSIT OF MANY SIZES OF SEDIMENT IN FRONT

A NATURALLY OCCURRING SOILD IN EARTH'S CRUST

A ROCK THAT FORMS WHEN HOT, LIQUID LAVA COOLS AND HARDENS

A ROCK THAT FORMS FROM PIECES OF OTER ROCKS

A ROCK THAT FORMS FROM ANOTHER KIND OF ROCK THAT IS CHANGED

ROCKS CONTINUALLY CHANGING FROM ONE KIND

THE IDEA THAT IN A SERIES OF ROCK LAYERS

THE AGE OF A ROCK AS COMPARED WITH ANOTHER ROCK

A LISTING OF EARTHS ROCK LAYERS IN ORDER FROM OLDEST TO YOUGEST

ANY TRACE,IMPRINT,OR REMAINS OF A LIVING THING

THE REMAINS OF A LIVING THING THAT WAS WIDESPREAD

THE TIME IT TAKES FOR HALF THE MASS OF A RADIOACTIVE

THE AGE OF A ROCK IN YEARS,AS DETERMINED BY MEASURING

ONE OF THE FOUR LONG STARCHES OF TIME IN EARTHS HISTORY