Which of the following is a sedimentary rock formed by the cementation of rounded gravel-sized grains?

a) Conglomerate
b) Breccia
c) Sandstone
d) Arkose
e) Cataclasite


Ans: a) Conglomerate

Environmental & Atmospheric Sciences

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Which of the following defines contact nucleation?

A. the joining of many nuclei to form an ice nucleus B. the freezing of supercooled droplets by contact with a nucleus C. the sticking together of ice crystals to make a snowflake D. the freezing of supercooled droplets when they make contact with a supercooled surface

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Which of the following is part of the coastal zone?

A. vertical zone B. euphotic zone C. intertidal zone D. upwelling zone E. bathyal zone

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Where is streamflow most likely to be at maximum velocity?

A. in the center of a straight channel B. along the banks of a meandering channel C. in the center of a meandering channel D. along the banks of a straight channel E. on the surface of streamflow in any channel

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The three R's of sustainable resource use are recycle, reuse, and reduce.

Answer the following statement true (T) or false (F)

Environmental & Atmospheric Sciences