A ball falls from the top of a building. When it strikes the ground its velocity is 10 m/s. It took 5 seconds to fall. What is i

Question

kirza4 [7]

3 years ago

14

A ball falls from the top of a building. When it strikes the ground its velocity is 10 m/s. It took 5 seconds to fall. What is i

ts acceleration? _____ m/s2

Mathematics

1 answer:

suter [353] · Answer 1 · 2022-03-24T04:50:38+03:00

suter [353]3 years ago

4 0

Answer:

a = 2 m/s²

Step-by-step explanation:

$a = \frac{v-u}{t}$

where v is the final velocity, u is the initial velocity, and t is the time it takes. the intial velocity is always 0 m/s. given the equation, we subsitute:

$a = \frac{10m/s - 0 m/s}{5s}$

a = 10m/s ÷ 5s

a = 2 m/s²