Two asteroids are found at the same distance from the Sun. ...

[newyorker26]

Two asteroids are found at the same distance from the Sun. However, one asteroid is twice as massive the other. According to Newton's Universal Law of Gravitation the force of gravity exerted by the Sun and the more massive asteroid is
 
  A) twice as large as the force exerted on the less massive asteroid
  B) four times as large as the force exerted on the less massive asteroid
  C) half as large as the force exerted on the less massive asteroid
  D) exactly the same as the force exerted on the less massive asteroid

Question 2

Where do the photons in the cosmic background radiation originate?
 
  A) the moment of the Big Bang
  B) the end of the Planck era
  C) during the era of nucleosynthesis
  D) the end of the era of nuclei
  E) during the era of galaxy formation

[batool]

Answer to Question 1

A

Answer to Question 2

D

[newyorker26]

TYSM

[Viet Thy]

Excellent