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Author Question: What is a substance that gives off high-energy particles or rays? a. Scanner b. Half-life c. ... (Read 65 times)

hbsimmons88

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on: Jun 27, 2018
What is a substance that gives off high-energy particles or rays?
 
  a. Scanner
  b. Half-life
  c. Barium
  d. Radioisotope

Question 2

Difficult speech: dys__________
 
  Fill in the blank(s) with correct word


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k2629

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

D

Answer to Question 2

phasia


hbsimmons88

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Reply 2 on: Jun 27, 2018
:D TYSM

okolip

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Reply 3 on: Yesterday
Excellent

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