The tendency of a body to continue with the same motion at the ...

[SO00]

The tendency of a body to continue with the same motion at the same speed or to remain at rest is called ____________.
 
  Fill in the blank(s) with the appropriate word(s).

Question 2

Every body in the universe attracts or pulls on every other body with a _______________ force
  that increases when the masses of the objects increase and decreases as the
  objects move farther away from each other.
 
  Fill in the blank(s) with the appropriate word(s).

[TINA]

Answer to Question 1

inertia

Answer to Question 2

gravitational