Rocks and Minerals Unit Review Practice.
I just did the quiz and here are the answers;
Q: In what type of mine would a rock burst most likely happen?
A: A large longwall mine
Q: Which of the following is a soft metal and the lightest element that is a solid at standard temperature and pressure?
A: Lithium
Q: Drag each ore to the metal it produces. Answers may be used more than once.
A: Aluminum - Corundum, Bauxite
Copper - Chalcopyrite
Tin - Cassiterite
Q: Which are the best solutions for reducing the mine production of copper and conserving copper ore? Select the two correct answers.
A: Recycle electronic waste & Use aluminum as a substitute.
Q: A mining company's reclamation plan is not permitted because there is no evidence that funding has been secured to repurpose the land in the manner proposed. What issue related to land reclamation is this an example of?
A: Cost issue
Q: What step will be most effective for a manufacturer that wants to reduce the human costs of extracting the minerals it uses in its smartphones?
A: Verifying that child labor was not used in mining these minerals.
Q: Why have most companies started to extract lithium from brine water rather than mineral ore?
A: The process is less expensive.
Q: Why has demand for rare earth minerals increased in recent years?
A: They are used in a growing number of electronics.
Q: Which statement is true about environmental risks of underground mining?
A: Underground mining increases risk of land collapse and sinkholes.
Q: An unknown mineral breaks along smooth planes when hit with a hammer. Which mineral property does this show?
A: Cleavage
Q: The mining of which resource produces the most toxic waste?
Copper
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100% correct!!!!!!
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thank you so much, lilly !!
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I hope you guys have a good day! URE WORTH IT!! <33
Thank you, Lilly! I greatly appreciate it. :)
Lilly is still correct for 2023 lol!
@YourMoM
lmao +ratio you must of mis-clicked I got all of them right lilly the goat