It is late at night and your are on the road in your SUV on Interstate 80. You are moving at a speed of 18m/s. Suddenly you see a large animal in the road 38.2 m ahead. a. Given that you can reduce your speed at a maximum rate of 4.60 m/s2, what reaction time is needed to avoid plowing into the animal? 0.20 XS b. Suppose your reaction time is about 0.3s, how fast will you be traveling when you plow into the poor moose? 3.45 X m/s

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Chapter4: Motion In Two And Three Dimensions
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It is late at night and your are on the road in your SUV on Interstate 80. You are moving at a speed of 18m/s. Suddenly you see a
large animal in the road 38.2 m ahead.
a. Given that you can reduce your speed at a maximum rate of 4.60 m/s2, what reaction time is needed to avoid plowing into the
animal?
0.20
X S
b. Suppose your reaction time is about 0.3s, how fast will you be traveling when you plow into the poor moose?
3.45
X m/s
Transcribed Image Text:It is late at night and your are on the road in your SUV on Interstate 80. You are moving at a speed of 18m/s. Suddenly you see a large animal in the road 38.2 m ahead. a. Given that you can reduce your speed at a maximum rate of 4.60 m/s2, what reaction time is needed to avoid plowing into the animal? 0.20 X S b. Suppose your reaction time is about 0.3s, how fast will you be traveling when you plow into the poor moose? 3.45 X m/s
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