saritabautista3 saritabautista3

29-10-2019
Physics

contestada

A roller coaster car speed is 4 m/s, but 3 seconds later its speed is 22 m/s. What is its average acceleration?

Respuesta :

allstarpitcher923 allstarpitcher923

29-10-2019

The velocity increased from 4 m/s to 22 m/s in 3 seconds. 18 m/s in 3 seconds so the average acceleration is change in velocity divided by time. 18 m/s divided by 3 seconds = 6 m/s^2

Answer Link

Otras preguntas

Finding Hypotenuse Lengths. Find the length of the hypotenuse.

In several sentences, please discuss: a. What TMDLs are and how they are determined? b. Why "dead zones" (e.g. in Gulf of Mexico) have little to no dissolved

Economic diversity is a quality that is most often found in __________ countries.

How fast can you run in a second? Six feet? A couple of meters? In that same second, light would travel more than 900 million feet (about 300 million meters). T

The government has the ability to influence the level of output in the short run using monetary and fiscal policy. There is some disagreement as to whether the

An Olympic sprinter readies for a race. After the sound of the starting gun, he propels himself forward from the starting block and immediately grimaces in pain

Suppose that a monopolist sells a product to men and women. If the firm sets a single price, the monopolist would produce 100,000 units and sell them at a price

Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar(s). Andy and Samantha are performing an experiment

Describe the end behavior of f(x)=-5x^4-2x^2+8

At the end of Meiosis II, what is formed from one diploid cell?