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Author Question: Why does a small amount of carbon strengthen iron? A) It helps the iron pack more efficiently. ... (Read 17 times)

maychende

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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


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ktidd

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

A

Answer to Question 2

E


maychende

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Reply 2 on: Aug 27, 2018
Wow, this really help

jackie

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Reply 3 on: Yesterday
:D TYSM

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