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Author Question: The proton-proton chain needs high temperature because a. of the ground state energy of the ... (Read 57 times)

kamilo84

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on: Jul 27, 2018
The proton-proton chain needs high temperature because
 
  a. of the ground state energy of the hydrogen atom.
  b. of the presence of helium atoms.
  c. the protons must overcome the Coulomb barrier.
  d. of the need for low density.
  e. the neutrinos carry more energy away than the reaction produces.

Question 2

Which type of curve would accurately represent a closed orbit?
 
  a. ellipse
  b. hyperbola
  c. parabola
  d. straight line


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ndhahbi

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

c

Answer to Question 2

a


kamilo84

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Reply 2 on: Jul 27, 2018
:D TYSM

bulacsom

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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