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Clicker Quiz 1
What is the average velocity between
points A and D on the graph shown?
A.
1 m/s
B.
1 m/s
C.
2 m/s
D.
2 m/s
E.
3 m/s
∆
t
∆
x
s
m
s
s
m
m
t
x
v
AD
1
0
30
30
0
−
=
−
−
=
∆
∆
=
What are the velocities of runner A and runner B
respectively, if vectors point right are positive and
vectors pointing left are negative?
A. +6 mph and +5 mph
B. 6 mph and +5 mph
C. 6 mph and 5 mph
D. 6 mph and 5 mph
E. Not enough information
Clicker Quiz 32
E
N
Runner A is running with a constant velocity of 6.0 mi/h due east.
Runner B is running with a constant velocity of 5.0 mi/h due west.
If both runners start at the same time and meet at point
x and runner A takes time t
A
to reach point x and runner
B takes time t
B
to reach the same point x, then:
1. t
A
> t
B
2. t
A
= t
B
3. t
A
<t
B
4. t
A
= 1 s
5. Not enough information
Runner A is initially 4.0 mi west of a flagpole and is running with a
constant velocity of 6.0 mi/h due east. Runner B is initially 3.0 mi
east of the flagpole and is running with a constant velocity of 5.0
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This note was uploaded on 05/17/2011 for the course PHY 2053 taught by Professor Buchler during the Spring '06 term at University of Florida.
 Spring '06
 Buchler
 Physics

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