Author Question: If no external forces act on a moving object, it will A) continue moving at the same speed. B) ... (Read 72 times)

jenna1 · **on:** Jul 29, 2018

If no external forces act on a moving object, it will

A) continue moving at the same speed.
B) move slower and slower until it finally stops.
C) come to an abrupt halt.
D) none of the above

Question 2

Galileo's use of inclined planes allowed him to effectively

A) slow down the ball's changes in speed.
B) reduce the time of the ball's changes in speed.
C) eliminate all changes in speed.
D) eliminate friction.