Determine whether each of the statements below is true or false.

1		Weathering processes affect all rocks exposed at Earth's surface. Need a Hint?
			A)	TRUE
			B)	FALSE
2		All rocks exposed at Earth's surface will weather at the same rate. Need a Hint?
			A)	TRUE
			B)	FALSE
3		The chemical erosion of stone buildings and monuments in urban areas is a form a weathering. Need a Hint?
			A)	TRUE
			B)	FALSE
4		Pollution in urban areas accelerates the weathering processes acting on rocks exposed there. Need a Hint?
			A)	TRUE
			B)	FALSE
5		Chemical weathering processes do not alter the crystalline structure of minerals in rocks. Need a Hint?
			A)	TRUE
			B)	FALSE
6		Hydrolysis is a common weathering process on Earth Need a Hint?
			A)	TRUE
			B)	FALSE
7		Hydrolysis is a common weathering process on the Moon. Need a Hint?
			A)	TRUE
			B)	FALSE
8		Clay minerals are common end products of chemical weathering on Earth. Need a Hint?
			A)	TRUE
			B)	FALSE
9		There would be no soils on Earth without both mechanical and chemical weathering. Need a Hint?
			A)	TRUE
			B)	FALSE
10		Life on Earth would not be possible without weathering. Need a Hint?
			A)	TRUE
			B)	FALSE
11		Weathering processes can help to concentrate natural resources, forming valuable deposits of some materials. Need a Hint?
			A)	TRUE
			B)	FALSE
12		Olivine is uncommon in sediments because it weathers rapidly at Earth's surface. Need a Hint?
			A)	TRUE
			B)	FALSE
13		Climate affects the rate of weathering processes. Need a Hint?
			A)	TRUE
			B)	FALSE
14		There was no chemical weathering early in Earth's history. Need a Hint?
			A)	TRUE
			B)	FALSE
15		Caves form most commonly as a result of mechanical weathering of rocks. Need a Hint?
			A)	TRUE
			B)	FALSE
16		Soil forms from sediment that has been transported long distances from its source. Need a Hint?
			A)	TRUE
			B)	FALSE
17		Plants can greatly accelerate the rates of both mechanical and chemical weathering processes. Need a Hint?
			A)	TRUE
			B)	FALSE
18		Human activities can greatly accelerate the rates of both mechanical and chemical weathering. Need a Hint?
			A)	TRUE
			B)	FALSE
19		Soil conservation efforts are usually aimed at reducing the rates of mechanical and chemical weathering. Need a Hint?
			A)	TRUE
			B)	FALSE
20		Weathering of rocks is an important aspect of the Rock Cycle. Need a Hint?
			A)	TRUE
			B)	FALSE