What type of rock is formed from a pre-existing parent that has been subjected to a change in its environment?


Answer: Metamorphic

Environmental & Atmospheric Sciences

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What is the ingredient found in topsoil that's necessary for plant growth?

A. surface litter B. air C. mineral matter D. humus

Environmental & Atmospheric Sciences

After gravity, the major cause of mass wasting is:

a. slope angle. b. weakening by weathering. c. overloading. d. vegetation loss. e. increased water content

Environmental & Atmospheric Sciences

Slopes that drop or rise sharply in elevation are

A. plains. B. steep. C. contours.

Environmental & Atmospheric Sciences

Chymotrypsin has 251 stereocenters. What is the maximum number of stereoisomers possible for a molecule with this number of stereocenters?

A) 251 B) 2 x 251 C) 2251 D) 10251

Environmental & Atmospheric Sciences