Physics 140:
Winter 2012
Discussion #3
January 17, 2012
Dr. Dave Winn
Racquetball Striking a Wall
Copyright: Loren M. Winters
Mt. Etna
Andrew Davidhazy
My Office Hours (1416 Randall Lab)
Monday 1pm-3pm
Tuesday 1pm-3pm

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Can we use vectors to describe
1D motion as well?

Can we use vectors to describe
1D motion as well?
Absolutely!
i
dt
x
d
i
dt
dv
i
a
a
i
dt
dx
i
v
v
i
x
r
x
x
x
ˆ
ˆ
ˆ
ˆ
ˆ
ˆ
2
2

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