Use of Mercury to Extract Metals Like Gold and Silver

question 28

Multiple Choice

Use of mercury to extract metals like gold and silver is a problem because:

• A) mercury can pollute areas around and downstream of mines.
• B) mercury acidifies water in drainage areas.
• C) mercury produces long-lasting radioactive waste.
• D) mercury itself is nonrenewable.
• E) All of these answers are correct.

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Definitions:

Neurophysiological Changes

Modifications in the function and structure of the nervous system due to development, injury, or disease.

Long-term Memory

A type of memory storage that is capable of holding a large amount of information for extended periods, potentially a lifetime.

Sensory Relay

The process by which sensory information is transmitted from sensory receptors to the brain, often involving intermediate neurons and pathways.

Spinal Cord

The long, thin, tubular bundle of nervous tissue and support cells that extends from the brain down the length of the spine, part of the central nervous system.