teresa7567
teresa7567 teresa7567
  • 02-06-2019
  • Physics
contestada

A car changes speed from 25 m/s to 10 m/s in 240 seconds. Describe its acceleration.​

Respuesta :

MathPhys
MathPhys MathPhys
  • 02-06-2019

Explanation:

Acceleration is change in velocity over change in time:

a = Δv / Δt

a = (10 m/s - 25 m/s) / (240 s - 0 s)

a = -0.0625 m/s²

So the car decelerates at 0.0625 m/s².

Answer Link

Otras preguntas

Why do introduced species often disrupt an ecosystem?
(a)Chau runs 10 miles in 65 minutes. How many minutes does he take per mile? (b)Diane bought 16 pounds of rice for $9 . How many dollars did she pay per
The polynomial 6x2 + 9x has factors of 3x and which of the following? A. 2x + 3 B. x + 6 C. x + 3 D. 2x + 6
What is the mass in grams of 9.76 x 10 12 atoms of naturally occurring sodium?
a hard boiled egg would be part of what food group
Roundabouts move in__________ direction.
Air pollution is the presence of harmful substances in the Earth's what?
Using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slic
What is difference between sugar in water and pebbles in water.?
Two students measured the length of their desk each using a different meter stick. One student reported a length of 18 cm and the other reported a length of 82c