04-09-2019
Physics

contestada

2. A race car starts at 400 m/s and then stops in 20 seconds. Calculate acceleration. Acceleration=final velocity - initial velocity/ change in time
A. -20 m/s2
B. 40 m/s2
C. 20 m/s2
D. 55 m/s2

Respuesta :

alozadamenendez alozadamenendez

04-09-2019

It is -20m/s2
400-0
————- = -20
20

Answer Link

Otras preguntas

is a sheet of paper is cut in half is this physical change or chemical change

PLEASE HELP I GIVE THANKS

what is 78% of 50 questions

Any potentially harmful substance that humans add to an ecosystem A) is called pollution. B) might cause acid rain. C) is always a carcinogen. Eliminate D) h

Which of the following types of models would be most effective to demonstrate the relationship between distance and time?

containing the points (-1,2) and (5,-4)

The Scythians divided into what two branches?

3x+y=5 , 2x-2y=22 solve the system of equations by the addition method

timmy has 180 marbles, some plain and some colored. if there are 32 plain more marbles than colored, how many colored marbles does he have?

Madagascar (Lesson 06.01) •Which one of the following different creepy crawlers would you likely not discover when exploring the Madagascan forest? – giant hi