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

On a TI-84, how do you stop it from giving you simply a number for an answer when you put in a polynomial divided by another polynomial?
what evidence shows that sumerians where not prehistoric
England won respect from others countries because the Spanish Armada was defeated.Answer True  False
one meter is approximately equal to 39.39 inches. about how many inches are in 5 meter
tanisha ran 3/5 of a 26 mile race in 3.2 hours.if she ran at a constant rate,what was her speed in miles per hour?
Is there DNA in our food? How do you know?
How many seismic stations are needed to determine the location of an earthquake's epicenter?
What does this mean?The levying money for or to use of the crown by pretense of prerogative,without grant of parliament, for long time, or in other manner than
how must a projectile be launched in order to maximize its range?
What served as the basic building blocks of African society?1: feudal contracts2: lineage groups3: slaves4: camel caravans