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Author Question: What is the main difference between firn and glacial ice? a. Firn has a bluer color. b. Firn has ... (Read 57 times)

tsand2

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on: Jul 13, 2018
What is the main difference between firn and glacial ice?
 
 a. Firn has a bluer color.
  b. Firn has a lower density.
  c. Firn flows plastically.
  d. Firn is older.

Question 2

Charged particles called ____ can be traded for other substances in a mineral.
 
 a. atoms
  b. elements
  c. ions
  d. positrons


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stano32

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Reply #1 on: Jul 13, 2018
Answer to Question 1

b

Answer to Question 2

c


tsand2

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Reply 2 on: Jul 13, 2018
Gracias!

raili21

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Reply 3 on: Yesterday
Wow, this really help

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