Author Question: Which of the following expresses a principle which was initially stated by Galileo and was later ... (Read 327 times)

sjones · **on:** Jul 28, 2018

Which of the following expresses a principle which was initially stated by Galileo and was later incorporated into Newton's laws of motion?
a. An object's acceleration is inversely proportional to its mass.
b. For every action there is an equal but opposite reaction.
c. The natural condition for a moving object is to remain in motion.
d. The natural condition for a moving object is to come to rest.

Question 2

If we know an object is moving at constant velocity, we may assume:
a. the net force acting on the object is zero.
c. the object is accelerating.
b. there are no forces acting on the object.
d. the object is losing mass.