Author Question: A 1.0-kg object is moving with a constant velocity 2.0 m/s toward the north. There are two forces ... (Read 140 times)

Evvie72 · **on:** Jul 27, 2018

A 1.0-kg object is moving with a constant velocity 2.0 m/s toward the north. There are two forces acting on the object. One of the forces is 3.0 N north. What is the second force that acts on the object?

A) 1.0 N north.
B) 3.0 N north.
C) 3.0 N south.
D) 2.0 N north.
E) 0.

Question 2

Orphan planets are

A) planets which have been flung out into interstellar space as a result of inward migration
B) moons of gas-giant planets which are in unstable orbits and escape becoming planets themselves
C) planets which have been gravitationally captured by other stars
D) bodies blasted from rocky planets by giant impacts becoming planets themselves