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Mining
Test Description: Mining and environmnent
Instructions: Answer all questions to get your test result.
1) The properties of minerals are determined by
A
how long ago they were formed
B
stregnth of chemical bonds
C
what state they are in
D
where they are found
2) This mineral is used in ammunition and glass
A
silver
B
lead
C
gypsum
D
gold
3) Which of the following is an example of a subsurface mine?
A
open pit
B
room and pillar
C
quarries
D
placer
4) Minerals that have no commerical value are
A
gaunge minerals
B
ore minerals
C
alloys
D
test minerals
5) In general, non-metals are
A
shinny
B
conductive
C
insulators
D
maleable
6) Often valuable minerals are found in this form
A
slag
B
gaunge
C
ore
D
overburden
7) Iron is used to make this alloy
A
gold
B
steel
C
aluminum
D
lead
8) If the strip ratio is high this type of mine might be used
A
placer
B
room and pillar
C
open pit
D
quarry
9) What is the contaminant that might cause AMD
A
methane
B
flux
C
sulfuric acid
D
carbon
10) Layers of impurities that form during smelting are called
A
gaunge
B
dredge
C
slag
D
overburden
*select an answer for all questions
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