« previous next »

Author Question: The step of the copper production process that involves the crushing and grinding of particles is ... (Read 58 times)

Evvie72

  • Hero Member
  • *****
  • Posts: 519
on: Jul 14, 2018
The step of the copper production process that involves the crushing and grinding of particles is
 
  A) concentration.
  B) refining.
  C) mining.
  D) smelting.
  E) transportation.

Question 2

A copper concentration mill tends to locate near a copper mine because it is a
 
  A) bulk-reducing industry.
  B) perishable industry.
  C) bulk-gaining industry.
  D) specialized manufacturer.
  E) fabrication concentration point.


Sierray

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jul 14, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

The average adult has about 21 square feet of skin.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Defensive mutualism involves species that receive food or shelter in return for providing protection Defensive mutualism involves species that receive food or shelter in return for providing protection
Styloid process Styloid process
Pair Production and Annihilation Pair Production and Annihilation
Small nuclear RNAs (snRNA), 100-200 bp in length, form part of the splicing mechanisms to process mR Small nuclear RNAs (snRNA), 100-200 bp in length, form part of the splicing mechanisms to process mR
Prolonged abuse leads to production of stress hormones that can lead to a cascade of effects ... Prolonged abuse leads to production of stress hormones that can lead to a cascade of effects ...
Diagrammatic representation of the process of molecular hybridization Diagrammatic representation of the process of molecular hybridization
Video: DNA Replication Factory and Protein

For a complete list of videos, visit our video library