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Author Question: Which of the following particles has not been observed experimentally? a. antiproton c. photon b. ... (Read 10 times)

cherise1989

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on: Jul 28, 2018
Which of the following particles has not been observed experimentally?
 a. antiproton
  c. photon
  b. graviton
  d. Z0 boson

Question 2

Which force can act over distances comparable to the distance between planets?
 a. only electrical
  c. only magnetic
  b. only gravitational
  d. All of these choices.


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kjo;oj

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Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

D


cherise1989

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Reply 2 on: Jul 28, 2018
Excellent

hollysheppard095

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Reply 3 on: Yesterday
:D TYSM

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