An object is dropped from rest on the planet Jupiter. At the end ...

[APUS57]

An object is dropped from rest on the planet Jupiter. At the end of 1 second, it has fallen 8 m and is moving at 16 m/s. At the end of two seconds the object's speed will be
 
  A) 64 m/s.
  B) 48 m/s.
  C) 16 m/s.
  D) 32 m/s.
  E) None of the above.

Question 2

A box of mass 72 kg is at rest on a horizontal frictionless surface. A constant horizontal force of magnitude F then acts on the box, accelerating it to the right. You observe that it takes the box 3.4 seconds to travel 13 meters.
 
  What is the magnitude of the force F?

[TheDev123]

Answer to Question 1

D

Answer to Question 2

160 N

[APUS57]

Gracias!

[TheNamesImani]

Excellent