Quartz sandstone is changed during metamorphism into

A. quartzite
B. schist
C. hornfels
D. marble


Answer: A

Environmental & Atmospheric Sciences

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List two differences between simple polygons and regions.

What will be an ideal response?

Environmental & Atmospheric Sciences

Cool clouds:

A) contain no water droplets above 0 degrees Celsius. B) contain substantial numbers of ice crystals at all elevations within the clouds. C) have regions with above-freezing temperatures. D) typically form precipitation through the collision-coalescence process.

Environmental & Atmospheric Sciences

Lightning, thunder and hail typically accompany cumulus clouds

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

Given the three compounds (i) ethyl formate (ii) hydroxyacetone (iii) propanoic acid Which are constitutional isomers of one another?

A) only (i) and (ii) B) only (i) and (iii) C) only (ii) and (iii) D) They are all constitutional isomers of one another.

Environmental & Atmospheric Sciences