The value of g at the surface of the spherical Asteroid X is ...

[arivle123]

The value of g at the surface of the spherical Asteroid X is 0.0060 m/s2 and the escape velocity is 10.1 m/s. What is the mass of this asteroid? (G = 6.67  10-11 N  m2/kg2 )
 
  A) 2.3  kg
  B) 3.5  kg
  C) 6.5  kg
  D) 4.9  kg
  E) 6.7  kg

Question 2

Which of the following is a form of matter and not a form of radiation?
 
  A) gamma rays
  B) the electron beam that creates the picture on a TV tube
  C) X-rays
  D) None of the above are forms of radiation.
  E) All of the above are forms of radiation.

[yahahah24021]

Answer to Question 1

C

Answer to Question 2

B

[arivle123]

Gracias!

[Joy Chen]

TYSM