selinsanchez214 selinsanchez214

21-11-2019
Physics

contestada

What is the mass of a volleyball that has 260 J of kinetic energy and travels at a velocity of 15m/s

Respuesta :

MathPhys MathPhys

21-11-2019

Answer:

2.3 kg

Explanation:

KE = ½ mv²

260 J = ½ m (15 m/s)²

m = 2.31 kg

Rounding to two significant figures, the mass of the volleyball is 2.3 kg.

Answer Link

Otras preguntas

What might a reproving look stifle

The measure of each interior angle of a regular polygon is eleven times that of an exterior angle how many sides does the polygon have

in lines 12-13, the speaker says, "i know it wasnt just a horse that went crazy " What do you think the speaker means? Who might have gone crazy?

How did the Three-Fifths Compromise satisfy the North and South tensions over slavery

at 65 degrees celsius, which compound has a vapor pressure of 58 kilopascals? 1. ethanoic acid2. ethanol 3. propanone 4. water

Samuel recorded the number of different types of pets his friends have in the table shown below: Cats 5 Dogs 3 Rabbits 1 Guinea Pigs 3 Which of the following pl

If you injure yourself bungee jumping and sue the bungee jumping company, what might the bungee company claim in defense?

Use the digits 3,5,9 and 4 only once to make 2 addends whose sum is between 100 and 110.

Presidents who won without the popular vote

Which statements describe physical weathering? Select all that apply. A. Two rocks hit against each other in a fast-flowing stream and break apart. B. Oxygen an