joshgifford15 joshgifford15

03-12-2019
Physics

contestada

What is the mass of an object traveling at 20 m/s with a kinetic energy of 4000 J?

Respuesta :

06-12-2019

Answer:

20 kg

Explanation:

Kinetic energy=½*Mass * velocity²

4000= ½* m*20²

8000=400m

m=8000/400

m=20 kg

Answer Link

Otras preguntas

A shared characteristic that all civilizations have is that people _

What idea was proposed by 19th-century socialists? A return should be made to the guild system of the Middle Ages. Government should own the means of production

Widget wonders produces widgets. they have found that the cost, c(x), of making x widgets is a quadratic function in terms of x.....the company also discovered

Scientists once believed that Tyrannosaurus rex dragged its tail along the ground. Today, they know that T. rex did not drag its tail but held it aloft, above t

Variable c is 5 more than variable a. Variable c is also 3 less than variable a. Which pair of equations best models the relationship between c and a? c = a −

Which of the following aspects of the environmental movement addresses the public’s right to intervene in environmentally damaging activities on private land? a

What problem emerged as the population of Great Britain increased?

Which three major factors contributed to the Roman Empire’s decline? political insurrections, military rebellions, famine political instability, military confli

How did the 1917 uprising against Czar Nicholas II push the United States into entering World War I? Americans had thought Czar Nicholas II was a poor military

Adolf Hitler flattered the German people by calling them the _______