The momentum of an object never changes. Indicate whether the ...

[Lisaclaire]

The momentum of an object never changes.
  Indicate whether the statement is true or false

Question 2

In superstring theory the fundamental objects from which all forces and matter are built are:
 a. Planck lengths.
  b. gravitons.
  c. gluons whose size of about 10-25 m is the smallest distances in nature.
  d. loops of material that cannot be further subdivided, whose size of about 10-35 m is the smallest distance in nature.
  e. quarks whose size of about 10-25 m is the smallest distance in nature.

[livaneabi]

Answer to Question 1

F

Answer to Question 2

d

[Lisaclaire]

Excellent

[Jossy]

TYSM