Question
The technology that allows engineers to penetrate rock at multiple angles instead of simply a straight line is called
A. underground mining.
B. directional drilling.
C. blasting.
D. placer mining.
A. underground mining.
B. directional drilling.
C. blasting.
D. placer mining.
Answers
Answer
What is true about most higher-grade metallic ores?
A. They are usually found deep below Earth's surface-more than 1,000 ft underground.
B. They are usually found very close to Earth's surface- less than 1,000 ft underground.
C. Most of them can be extracted without requiring drilling.
D. Most of them can be extracted using the placer method.
A. They are usually found deep below Earth's surface-more than 1,000 ft underground.
B. They are usually found very close to Earth's surface- less than 1,000 ft underground.
C. Most of them can be extracted without requiring drilling.
D. Most of them can be extracted using the placer method.
Answer
______ involves keeping the item for a short amount of time before moving it elsewhere.
A. Receiving
B. Unloading
C. Loading
D. Holding
A. Receiving
B. Unloading
C. Loading
D. Holding
Answer
When a person advertises a product, she is
A. communicating.
B. unloading.
C. delivering.
D. marketing.
A. communicating.
B. unloading.
C. delivering.
D. marketing.
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