Foliated metamorphic rocks are composed largely of equidimensional grains of minerals such as quartz and calcite.
a. true
b. false
Ans: b. false
Environmental & Atmospheric Sciences
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What types of rocks would be common in the volcano in this figure?
A) Welded tuff
B) Felsic and intermediate lava flows
C) Nonwelded tuff
D) Volcanic domes
E) All of these are correct.
Environmental & Atmospheric Sciences
Which tool combines an axe, a pick, and a claw?
a. halligan bar b. pick-head axe c. ram bar d. clemens
Environmental & Atmospheric Sciences
Which of the following will give a positive test with Tollens' reagent?
A) aldehydes B) carboxylic acids C) both a and b D) neither a nor b
Environmental & Atmospheric Sciences
Complete the following nuclear equation:?? ? 
Rn + 
He
A.
 Rn |
B.
 At |
C.
PoD.
RaE. none of the above
Environmental & Atmospheric Sciences