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10109
Open Notes
PRINTED
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10
NUMBER
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MULTIPLE CHOICE
(2 points each)
Put an "X" through your choice in the immediately following array. Do
not
mark your choice
where the problem is stated. Choice
~'e"
should be marked when "none of the above" is the
correct choice for the problem, Le. no s,tated answer is within a factor of 3
of correct.
1
2
3
4
5
6
7
8
Multiple Choice
a
a
a
a
a
a
a
a
)(
c
)(
c
b
X
b
c
)(
c
b
c
b
c
b
~
Short Answers
d
d
d
d
d
X
X
e
e
e
e
e
e
X
1. About how many days do people live?
a.3x10
5
)kt
3x10
4
c.3x10
3
d.3x10
2
2. The maximum speed people can run is
about, in
m/s:
a.1
)( 10
c. 100
d. 1000
3. The surface area of one paper sheet of
this exam, in m
2
,
is about:
a.500
b.5
~
5x10
2
d.5x10
4
4.
A Mediterranean tsunami in water
depth 10
3
m travels about how many
mls?
a.
10
1
~:
~g~
\[if
d.
10
2
V
5. If you were to leap up from crouching,
the maximum force on your feet would be
about, in newtons:
a. 1.5x10
2
3
X
1.5x1 0
c
..1.5x1 0
4
.
J
5
d. 1.5x10
2
f
7"1:
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C.fL
b
c.
e,
£
c.
cP
b
b
Long Answers
e
Exam Total
6.
For a car to go around a flat corner of
radius 20 m at a speed of 10
mIs,
the tire
must have a minimum friction coefficient
with the road of:
.
if
'2.~
a. 200
~
~
d
':: ,.¥"
/"
r
b.
20'
cJ
1.
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r
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.)
~
5
/~,
2
)It
0.5
0
L",(D
7.
Suppose it takes a 25 pound force to
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 Fall '10
 RogerMcWilliams
 Physics

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