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Author Question: Why is it better to recycle metals than to mine more? A) It takes far less energy to recycle. B) ... (Read 141 times)

Lisaclaire

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on: Aug 27, 2018
Why is it better to recycle metals than to mine more?
 
  A) It takes far less energy to recycle.
  B) Mining is less expensive than recycling but not environmentally friendly.
  C) Ores contain toxic elements.
  D) all of the above
  E) none of the above

Question 2

Dmitri Mendeleev's chart of elements ________.
 
  A) was used as a calendar
  B) placed elements together with similar properties
  C) shifted the elements to fill in the gaps
  D) had many defects because of unknown elements


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ms_sulzle

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Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

B


Lisaclaire

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  • Posts: 569
Reply 2 on: Aug 27, 2018
Great answer, keep it coming :)

nguyenhoanhat

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Reply 3 on: Yesterday
Gracias!

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