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Author Question: Potassium-40 decays into daughter isotopes with a half-life of _____. A) 1.25 billion years B) ... (Read 84 times)

kamilo84

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on: Jul 27, 2018
Potassium-40 decays into daughter isotopes with a half-life of _____.
 
  A) 1.25 billion years
  B) 1.5 billion years
  C) 1.75 billion years
  D) 2 billion years

Question 2

__________is the sticking together of solid particles to produce a larger particle.
 
  A) Condensation
  B) Compression
  C) Accretion
  D) Differentiation


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akpaschal

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

A

Answer to Question 2

C


kamilo84

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Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

nguyenhoanhat

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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