samreitz7546 samreitz7546

22-09-2018
Physics

contestada

A sprinter accelerates from rest to 9.00 m/s in 1.38 s. what is her acceleration in (a) m/s2; (b) km/h2?

Respuesta :

happyface012 happyface012

30-09-2018

a) 6.52 m/s^2

b) 23.47 km/hr^2

a) v = v0 + at --> 9 = 0 + a(1.38) --> a = 6.52

b) 6.52 m/s2 * 60 s2 / 1 min2 * 60 min2 / 1 hr2 = 23.47 km/hr2

Answer Link

Otras preguntas

Click this link to view O'NET's Work Contexts section for Air Traffic Controllers. It describes the physical and socialelements common to this work. Note that c

Assess an Argument Describe a situation in which someone might seek an injunction. Thenwrite a brief argument in favor of granting the injunction and a brief ar

NH3 O2 → NO H2O The equation is unbalanced. Which of the following is the correct balanced equation? A. NH3 2O2 → NO 6H2O B. 4NH3 5O2 → 4NO H2O C. 4NH3 5O2 → 4N

Select the correct text in the passage. Which detail best develops the character of the narrator, Jane Eyre, in the excerpt? excerpt from Jane Eyre by Charlott

What is the role of amino acids in genetic mutations?A mistake in amino acid replication disrupts the nitrogen base pairing.Amino acids can destroy healthy nucl

3.I may be as uncivil as I may please and the law will protect me against violentretaliation. I may be naughty or boorish and there is no penalty to pay except

C. In another experiment, you find a part of the building that is exactly 100meters high. How long will it take a box of nails to fall from there to theground?

What toxins are in e-cigarettes?

4 feet, 5¼ inches 30 feet, 6inches 10 feet, 2inches 3¾ inches +

4. define the terms custody, joint custody, tender yearsdoctrine, best interests of the child, and kinship care.