Author Question: Roughly ________ of all iron and steel produced each year is used to replace corroded items. A) 4 ... (Read 41 times)

karen

  • Hero Member
  • *****
  • Posts: 537
Roughly ________ of all iron and steel produced each year is used to replace corroded items.
 
  A) 4
  B) 20
  C) 50
  D) 75

Question 2

The feature that makes iron a useful material is its
 
  A) resistance to corrosion.
  B) low weight to strength ratio.
  C) high weight to strength ratio.
  D) ability to form a variety of alloys with a variety of metals.



meow1234

  • Sr. Member
  • ****
  • Posts: 333
Answer to Question 1

B

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

For a complete list of videos, visit our video library