A person begins at Point A in the diagram below. He then walks towards Point B, then Point C then to Point D. What
is the distance and displacement that the person travels
over this journey?
D
с
t =
6 min
10 min
3 min
0 min
1
+
-10
0
10
40
50
20 30
Position (yd

volume: 22

density: 7.04

the motion of a pendulum is a classic example of mechanical energy conservation. a pendulum consists of a mass (known as a bob ) attached by a string to a pivot point. as the pendulum moves it sweeps out a circular arc, moving back and forth in a periodic fashion.