This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Why does a small amount of carbon strengthen iron? A) It helps the iron pack more efficiently. ... (Read 46 times)

maychende

  • Hero Member
  • *****
  • Posts: 556
on: Aug 27, 2018
Why does a small amount of carbon strengthen iron?
 
  A) It helps the iron pack more efficiently.
  B) It creates voids in the iron.
  C) It forms covalent bonds with the iron.
  D) Like straw in bricks, it adds structural support.
  E) none of the above

Question 2

An alternative to using pesticides is to ________.
 
  A) grow trees and hedges that can be habitats and refuge for beneficial insects and pest predators
  B) hand-pick egg masses or larvae off plants
  C) introduce large numbers of sterile individuals to an insect community
  D) grow transgenic plants that are able to kill the bugs that eat them
  E) all of the above


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ktidd

  • Sr. Member
  • ****
  • Posts: 319
Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

E


maychende

  • Member
  • Posts: 556
Reply 2 on: Aug 27, 2018
Excellent

AISCAMPING

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Volvulus. A volvulus results when the small intestine twists, causing an obstruction that can lead t Volvulus. A volvulus results when the small intestine twists, causing an obstruction that can lead t
Stable isotopes of carbon Stable isotopes of carbon
Three-dimensional models of the small and large subunits of ribosomes. Three-dimensional models of the small and large subunits of ribosomes.
Bacterial small noncoding RNAs regulate gene expression Bacterial small noncoding RNAs regulate gene expression
The carbon cycle The carbon cycle
Video: Automated external defibrillator (AED)

For a complete list of videos, visit our video library