medinahernandez medinahernandez

17-02-2016
Mathematics

contestada

A rolling ball has 18 joules of kinetic energy and is rolling 3 m/s find the mass

Respuesta :

17-02-2016

Hi there. I think that this question is supposed to go in the Physics category but I'll help you.
the equation for kinetic energy is 1/2mv^2.
Plug the given values in.
18=1/2(m)(3)^2
18=1/2m(9)
36=9m
m=4

Answer Link

Otras preguntas

What would the answer be to this?

What is the structure that carries blood to the kidney?

The average national basketball association player is over 6 feet tall. the average horse jockey is shorter than 5 1/2 feet tall. this is because height provide

To what extent did feudalism contribute to the french revolution

Source material for research should be selected based on Select one: a. the number of sources assigned by the instructor. b. whether it is encyclopedic and auto

I'm having trouble finding the answer to this question

Choose the equation below whose axis of symmetry is x = 2. y = x^2 + 4x + 2 y = x^2 - 4 y = x^2 - 2 y =x^2 - 4x + 2

Can someone please help me? I dont understand this I need to check ALL that apply

An electric oven has a resistance of 10.0 Ω and a voltage of 220 V. How much current does it draw? 22 A 2.2 A 220 A 2,200 A

A client with rheumatoid arthritis has infiltration of the lacrimal and salivary glands with lymphocytes as a result of the disease. what does the nurse underst