cordarorere1234 cordarorere1234
  • 01-03-2018
  • Mathematics
contestada

At the start of a race, a runner’s velocity changes from 0 to 4.0 m/s. It takes him 2 seconds to speed up. His acceleration is ______ m/s2.

Respuesta :

MarkV
MarkV MarkV
  • 01-03-2018
To find the acceleration we divide the change of velocity by the change of time.
Change of velocity: 4 m/s
Change of time: 2 s

Acceleration = [tex] \frac{4}{2} = 2[/tex]

So the answer: his acceleration is 2 m/s^2
Answer Link
delaneysheets4833
delaneysheets4833 delaneysheets4833
  • 23-09-2020

His acceleration is, 2 m/s^2!

Hope this helps! :)

Answer Link

Otras preguntas

Which two ratios represent quantities that are proportional? A. 25/28 and 5/7 B. 22/33 and 14/21 C. 16/13 and 13/16 D. 48/60 and 35/42
PLEASE HELP, ILL MARK BRAINLIEST
How long will it take for a sum of 500$ attracting simple interest
Propose an explanation for one of the exceptions you identified in part a. Use your knowledge of atomic structure and Coulombic attraction in your hypothesis.
Help me please……………………..
'Nepal is a multi-geographical country.' Prove the statement giving examples.​
Read Glacier National Park: Glacier National Park spans one million acres of protected mountains, glaciers, and lakes. It forms part of the Continental Divide.
hlo plz help 5 point s and I will mark as brainliest also change in tag questions​
Drag each tile to the correct box. Match each excerpt to the mood it evokes or the image it creates.
what is epicultural?