This topic contains a solution. Click here to go to the answer

Author Question: One line of evidence supporting the big bang theory is A) the nuclear fission products observed ... (Read 68 times)

tsand2

  • Hero Member
  • *****
  • Posts: 520
One line of evidence supporting the big bang theory is
 
  A) the nuclear fission products observed in our galaxy are just what is predicted by the big bang theory.
  B) the density of galaxies observed in the universe is just what is predicted by the big bang theory.
  C) the observed abundance of very heavy elements in our galaxy is just what is predicted by the big bang theory.
  D) neutron stars have just the masses and frequencies of rotation that are predicted by the big bang theory.
  E) the observed abundance of very light elements in our galaxy is just what is predicted by the big bang theory.

Question 2

A toy rocket that weighs 10 N blasts straight up from ground level with an initial kinetic energy of 40 J. At the exact top of its trajectory, its total mechanical energy is 140 J.
 
  To what vertical height above the ground does it rise, assuming no air resistance?
  A) 10 m B) 24 m C) 1.0 m D) 14 m



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

braelync

  • Sr. Member
  • ****
  • Posts: 350
Answer to Question 1

E

Answer to Question 2

A




tsand2

  • Member
  • Posts: 520
Reply 2 on: Jul 29, 2018
Excellent


phuda

  • Member
  • Posts: 348
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

For a complete list of videos, visit our video library