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

Arul performed an experiment to determine which crank powered radio works best. He cranked 15 randomly selected radies of each brand 30 times at the same speed
Amad wants to use the following text in a multimedia presentation. Fast food is associated with high caloric intake and poor diet quality. People choose fast fo
1. Which point is on the circle described by (x - 2)2 + (y + 3)2 = 4? (2,0) (0,0) (1,-4) (2,-5)
Compounds consist of two or more elements. Which of the following properties must each of the elements in a compound have? A. solubility B. conductivity c. high
Can u help me ? I’m very bad in English
A restaurant wants to study how well its salads sell. The circle graph shows the sales over the past few days. If of the salads sold were ​salads, how many tota
Ana eats lunch A.Ana almuerza B.Ana almorza​
See attached image down below
Please help with this.
what skills do you needed for cooperative or group skill​