Unit 6 Wkst 4 Answer Key Rev
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Transcript of Unit 6 Wkst 4 Answer Key Rev
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5/19/2018 Unit 6 Wkst 4 Answer Key Rev
1/3
t 2 f .
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\~ j1:::3S 4 Quantitative Bar Graphs and Problems
t t : : : ~ ~ (5) ~~~~~he system you choose to analyze.
Assume the systems to be frictionless unless stat
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2. Complete the energy bar graph QUANTITATIVELY numerically accurate).
3. In the space below each diagram use conservation of energy equations to solve for the quantity called for in the questi
1. A moving cart hits a spring, traveling at 5.0 m/s at the time of contact. At the instant the cart is
motionless, by how much is the spring compressed?
Initial
EK Eg Eel
t r .
8 0 tg
y
5 0 mls
t 50 N
v= 0
Energy Flow
Diagram
X
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k
100l
m
ffi{
0 30
mA
/j
Initial
o L
Fina
Initial
K g el
Energy Flow
Diagram
Final
EK Eg Eel Ein
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f f r .
. / 1
~
o tb====:i::::::==
Final
K g el in t
: : : : : ~ : : : : : : :
~ ~
o
r:::::===,,=====
Modeling Workshop Project 2006
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5/19/2018 Unit 6 Wkst 4 Answer Key Rev
2/3
4. The bullet strikes a block of wood which exerts, on average, a force of 50,000N opposing the motio
of the bullet. How far does the bullet penetrate?
Initial
K
g
e l
25 g
5 m s
0
Energy Flow
Diagram
_ _ L
Initial Fina
oC=~====
Final
K g e l i n t
011:========
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Modeling Workshop Project 2006
3
Unit VII ws3b v3.0