Question

Say you lean out to a 4th story window 7.6 m above the sidewalk below and throw a ball straight down at 6.0 m per 2nd how fast is it going when it hits the ground and how long does it take for to get there?​

Answer 1

(a) 8.26 m

(b) 0.717 s

9:

1.91 s

11:

(a) 94.0 m

(b) 3.13 s

13:

(a) -70.0 m/s (downward)

(b) 6.10 s

15:

(a)

19.6

m

(b)

18.5

m

17:

(a) 305 m

(b) 262 m, -29.2 m/s

(c) 8.91 s