Planet W-70 has a radius of 2.48 107 m and an escape velocity of ...

[renzo156]

Planet W-70 has a radius of 2.48  107 m and an escape velocity of 23,300 m/s. What is the mass of W-70? (G = 6.67  10-11 N  m2/kg2 )
 
  A) 1.01  1026 kg
  B) 2.02  1026 kg
  C) 3.03  1026 kg
  D) 4.04  1026 kg
  E) 5.05  1026 kg

Question 2

Mort is on Earth, and Velma passes him at a high speed. Mort and Velma each carry a standard kilogram. Concerning the kilograms, Mort observes that
 
  A) both have a mass of 1 kilogram.
  B) Velma's has a mass of 1 kilogram, but Mort's is more massive than 1 kilogram.
  C) Velma's is more massive than 1 kilogram and Mort's has a mass of 1 kilogram.
  D) Velma's has a mass of 1 kilogram, but Mort's is less massive than 1 kilogram.
  E) Velma's is less massive than 1 kilogram and Mort's has a mass of 1 kilogram.

[14vl19]

Answer to Question 1

A

Answer to Question 2

C

[renzo156]

Great answer, keep it coming

[kusterl]

Thanks for the timely response, appreciate it