March 2004
Beginner
504 pages
9h 2m
English
KEY TOPICS
So far, we've discussed how to describe motion: how far an object has moved, how fast it's going, and even how quickly it's speeding up or slowing down. At any point in that discussion, did you ever wonder what causes that motion? This chapter takes a step back in the process and examines what sets the object in motion before describing how it moves.
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