malugoncalves76 malugoncalves76

01-06-2020
Physics

contestada

Calculate the kinetic energy of a 0,6kg ball when it is thrown and reaches a speed of 5 m/s

A) 7J
B) 6J
C) 10 J
D) 7,5 J
E) 16 J

Respuesta :

SvetkaChem SvetkaChem

01-06-2020

Answer:

D) 7.5 J

Explanation:

KE = mv²/2 = 0.6 kg *(5 m/s)² = 0.6 *25/2 = 7.5 J

Answer Link

Otras preguntas

What’s the answer to 13x+7= 8x+27 ?

A bicyclist is traveling at a speed of 5 m/s when it suddenly accelerates, at a constant rate of 0.6 m/s^2, for a time of 10s . What is the speed of the bicycle

If you do 1500 J of work running up stairs and your weight in Newtons is 900 N, how high are the stairs?

How do the functionalist, conflict, and inter- actionist views of tracking and other educational programs differ?

After the 9/11 attacks: A. people held off on business investment until it became clear that the attacks would not become regular occurrences. B. the economy'

A country has 50 million people, 30 million of whom are adults. Of the adults, 5 million are not interested in working, another 5 million are interested in work

If someone were to throw an object vertically, and catch it as it returned back down, describe how the velocity vector of this object changes over this period.

Given △ABC, AB=AC, P is interior of △ABC, PC>PB Prove: m∠PCA>m∠PBA

help please 60 points and brainiest!!

What does l w h v mean in cubic feet