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19 questions
Which of the following is NOT environmental impacts of mining?
Destroys natural communities over large areas.
Acid drainage pollutes groundwater.
Creates minimal dust.
Causes erosion
What is a mineral?
a solid inorganic substance that occurs naturally
a hard sedimentary rock
a rectangular block made of dried clay
a clear colorless crystal
Which of the following is a natural process that is accelerated by mining?
habitat destruction.
erosion.
tunnel collapse.
pollution from coal dust.
How did coal form?
Trees and plants from swamps
Dinosaurs in grassy areas
Human remains
Compact charcoal
How long does it take for coal to form?
Millions of years
Hundreds of years
Ten years
How are coal and minerals distributed across the globe?
Randomly all across Earth
Located primarily in mountains
Found mostly in streams
Found mostly on islands
What is mining?
Digging up rocks
Extracting valuable materials (natural)
Discovering new caves
Extracting artificial materials
Minerals are
renewable
non-renewable
Name one thing that is mined in Australia.
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