Earth History Weathering & Erosion Crossword

What is the process by which larger rocks crack & break over time to form smaller rocks
The grinding & bumping of rocks that cause physical weathering is called ___.
Jagged rocks found at the base of cliffs are called ___.
The transportation or carrying away of weathered materials by wind, water or ice is ___.
The physical weathering of a rock from repeated freezing or thawing is called ___.
The settling of sediments in slow moving water is called ___.
Falling rock is weathered due to the force of ___.
A mass of rock falling to the ground like an avalanche is ___.
Weathering includes both chemical & ____ weathering.
The rates at which layers of weathered materials are carried by water, wind or ice is called ___ erosion.
Process that happens when 2 or more substances combine to create materials with different properties is called ____ reaction.
Wind that blows abrasive materials like sand across rock may result in a mushroom shaped rock called a ___.
Polluted rainfall can chemically weather rocks and is called ____.
Limestone contains ___ so it bubbles when exposed to acid.
The Grand Canyon started as a large, relative flat huge area of land called a ___.
Sand is often eroded by wind or ___.