40) 16
14
12
10
8
Displacement (cm)
6
4
2
0
0
0.5
1
1.5
2
2.5
Time (5)
stolic
alo
A bead moves in a fixed direction during an interval. The graph shows the displacement of the bead from its starting
point. What is the instantaneous velocity of the bead at t= 1.50 s?
mulas
A)
3.3 cm/s
hlight
B)
4.0 cm/s
ime
aining
14:58
5.5 cm/s
D)
6.7 cm/s

"i have always loved contemporary art and made it a general goal to work within the field. after a few nonprofit internships at museums and galleries, i decided to try the for-profit art world and was offered a job as the ad assistant at the magazine. i much prefer the pace of the for-profit art community and have stayed with the company for three years, with a promotion to an account manager last spring."

i just did this and got a 100.

t = 1/400 h   ⇔ 0.0025 h ⇔ 9s ⇔ 0.15 m

any of the answers are correct.

you get 2.3=1.21*\frac{a}2 or 4.6=1.21a or a=3.802 (b)

explanation: