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Author Question: Which one of the following is not true concerning cathode rays? A) They originate from the ... (Read 98 times)

D2AR0N

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  • Posts: 561
on: Aug 27, 2018
Which one of the following is not true concerning cathode rays?
 
  A) They originate from the negative electrode.
  B) They travel in straight lines in the absence of electric or magnetic fields.
  C) They impart a negative charge to metals exposed to them.
  D) They are made up of electrons.
  E) The characteristics of cathode rays depend on the material from which they are emitted.

Question 2

The study of the effects of poisons, their detection and identification and their antidotes is known as
 
  A) alkaloidism.
  B) carcinogenic testing.
  C) berylliosis.
  D) toxicology.


rleezy04

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

E

Answer to Question 2

D


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