laglamurosa095 laglamurosa095

08-05-2019
Physics

contestada

You serve a volleyball with a mass of 2.1 kg. The ball leaves your hand with a speed of 30 m/s. The ball has—— energy. Calculate it

Respuesta :

blede0830 blede0830

08-05-2019

Answer:

945 j

Explanation:

You have just given the ball kinetic energy, which is given by the following equation:

KE= 1⁄2 m v2 = 1⁄2 (2.1 kg)(30 m/s)2 = 945 Joules

Answer Link

Otras preguntas

Read the excerpt from Rudolfo Anaya’s essay “Take the Tortillas Out of Your Poetry.” Tortillas and poetry. They go hand in hand. Books nourish the spirit, brea

A rectangle-shaped garden is 4,732 square feet. The length of one side is 91 feet. What is the width of the garden?

Select all of the answers that apply. The atmosphere is very important for life because it provides many things, such as _____. protection food oxygen minerals

which of the following is not a field force a) gravitational force b)electromagnetic force c)strong nuclear force d)spring force

Members of congress get benefits from lobbyists. What are they

Find the area of the trapezoid.

An epidemic that becomes very widespread and affect a whole region is what?

The force of gravity between two objects depends on their ? and the distance between them.

Describe Rutherford’s gold foil experiment and how the experimental results led to specific changes in the accepted model of the atom. Be sure to include a desc

When available you can wash your hands in the dishwasher or food prep sink?