Nikkio3156 Nikkio3156
  • 10-07-2020
  • Physics
contestada

How fast must a 2500-kg elephant move to have the same kinetic energy as a 67.0-kg sprinter running at 15.0 m/s

Respuesta :

17053 17053
  • 10-07-2020

Answer:

2.45 m/s

Explanation:

kinetic energy = 1/2 * m * v^2

then, 0.5 * 2500 * x^2 = 0.5 * 67 * 15^2

by solving for x, X = 2.45 m/s

Answer Link

Otras preguntas

Identify the most efficient way to protect biodiversity
Please help!!! ASAP!!!!
MATHHHHH HELP PLZZZZZ
What is a cytoskeleton? I searched on wikipedia and other sites, but it's too much information. I just want a simple answear
how do 6c's link into equality,diversity and inclusion​
To find the pka of x-281, you prepare a 0.089 m test solution of x-281 at 25.0 ∘c. the ph of the solution is determined to be 3.00. what is the pka of x-281?
ranslate the following sentence to an equation. Then solve the equation. 50 subtracted from four times a number is 1 more than the number. Find the number.
1^3+2^3+....n^3=(n(n+1)÷2)^mathematical inductions ​
What is the amplitude of an AC voltage waveform, in units of Volts, if the RMS value is 369 V?
what is the expression used with proteins?