Group Work 2 – Yosemite Sam Yosemite Sam and Bugs Bunny are performing a high dive act from a diving board 100 ft in the air into a pool of water 4 ft deep. a) If Sam steps off the diving board, how long does the fall take? b) How fast is Sam going when he hits the water? c) What is the acceleration of Sam once he's in the water (Assuming he reaches 0 m/s at the bottom)? d) How long does it take him to stop?

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Hello,

I've got the correct answer for #2 but gravity is negative in this situation and I can't square root a negative number. I still get the correct answer if I change it to a positive number. Why is that? Should I be using gravity as positive in this question? 

Max

.2041
30.41m
(00++
Tet
+Źa CE]?
Xp = X; t vicE) +
0 = 30.47 - 4,905t?
100 +t
Xz= -2. 49
X, - 2,49
249 secon ds
4pt
O Ve? = V,? + Za Cx).
x = 0 + 20-9.01)o48)
Cannot
Say
sgr rut
a hegm dine humber?
e but gruita
Is hega ha
- 24.45 R correct anwmer
Transcribed Image Text:.2041 30.41m (00++ Tet +Źa CE]? Xp = X; t vicE) + 0 = 30.47 - 4,905t? 100 +t Xz= -2. 49 X, - 2,49 249 secon ds 4pt O Ve? = V,? + Za Cx). x = 0 + 20-9.01)o48) Cannot Say sgr rut a hegm dine humber? e but gruita Is hega ha - 24.45 R correct anwmer
Group Work 2 – Yosemite Sam
Yosemite Sam and Bugs Bunny are
performing a high dive act from a diving
board 100 ft in the air into a pool of water 4
ft deep.
a) If Sam steps off the diving board, how long does
the fall take?
b) How fast is Sam going when he hits the water?
c) What is the acceleration of Sam once he's in the
water (Assuming he reaches 0 m/s at the
bottom)?
d) How long does it take him to stop?
Transcribed Image Text:Group Work 2 – Yosemite Sam Yosemite Sam and Bugs Bunny are performing a high dive act from a diving board 100 ft in the air into a pool of water 4 ft deep. a) If Sam steps off the diving board, how long does the fall take? b) How fast is Sam going when he hits the water? c) What is the acceleration of Sam once he's in the water (Assuming he reaches 0 m/s at the bottom)? d) How long does it take him to stop?
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