Student479 Student479

23-07-2020
Physics

contestada

Please help asap. A soccer player can kick a 0.370 kg football at 55 km/h. How much work does the soccer player have to do on the ball in order to give it that much kinetic energy?

Respuesta :

yahyeet22164 yahyeet22164

23-07-2020

Answer: 43.2 J

Explanation:

Work = change in KE

initial KE = 0

final KE = 1/2mv^2 = 1/2(0.370 kg)(15.2778 m/s)^2 = 43.2 J

i'm not sure about sig figs though

Answer Link

Otras preguntas

Where did Buddhism spread in the centuries following the Buddha's death? A. Southeast Asia and Australia B. Sri Lanka, Southeast Asia, and eastern Asia C. Russi

The main debate in setting up colleges and universities for African Americans was whether to: O A. allow white students. O B. allow women O C. offer traditional

1.00 mole of oxygen at 60 degrees celcius and 5 bar is flowing through a 20cm diameter pipe (inner diameter). What is the velocity of the gas in the pipe? Can u

The Happy Prince weeps in the story because...

The tallest sequoia sempervirens tree in California’s redwood national parks is 111 m tall. Suppose an object is thrown downward from the top of that tree with

Coordinating conjunction’s For,and,but,or,yet,so Some students stay on the sidewalks. Some student cut across the grass. Which word can be used

If i = sqrt -1 then i2=

Much of the First Amendment to the Constitution like Freedom of Speech and Religion was first thought of by who? Voltaire Thomas Hobbs John Locke

Suppose you are interested in comparing brand A interior latex paint to brand B interior latex paint. Design an experiment to determine which paint is better fo

if she could have run 400 meters at the same rate as she ran 100 meters, would she have broken the record? Find the difference between her time for 400 meters a