A ball rolls along the floor, up a sloping board, and then back 3) down the board and across the floor again. The graph below represents this motion. (a) At what time is the ball at its highest point? (b) What was the acceleration when the ball was (i) rolling up the board, (ii) rolling down the board, and (iii) at rest at the top point? (c) How far up the board did the ball go? (d) What was the total displacement of the ball over the 9.0 s trip? v (m/s) 0.80- 0.60 0.40 0.20 20 40 60 80. 1(8) -0.20- -0.40- -0.60- -0.80-
A ball rolls along the floor, up a sloping board, and then back 3) down the board and across the floor again. The graph below represents this motion. (a) At what time is the ball at its highest point? (b) What was the acceleration when the ball was (i) rolling up the board, (ii) rolling down the board, and (iii) at rest at the top point? (c) How far up the board did the ball go? (d) What was the total displacement of the ball over the 9.0 s trip? v (m/s) 0.80- 0.60 0.40 0.20 20 40 60 80. 1(8) -0.20- -0.40- -0.60- -0.80-
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Transcribed Image Text:A ball rolls along the floor, upa sloping board, and then back
down the board and across the floor again. The graph belowW
represents this motion.
(a) At what time is the ball at its highest point?
(b) What was the acceleration when the ball was (i) rolling up A rode bns vllneno ITo
the board, (ii) rolling down the board, and (iii) at rest at
the top point?
(C) How far up the board did the ball go?
(d) What was the total displacement of the ball over the 9.0s
trip?
v(m/s)
29rpinrlos
0,80-
0.60
0.40
0.20
0-
20
6.0
80
f(s)
-0.20
-0.40-
-0.60-
-0.80-
a)
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