Hjeanbean521 Hjeanbean521

09-11-2017
Physics

contestada

Shawn and his bike have a total mass of 47.6 kg. shawn rides his bike 2.1 km in 14.2 min at a constant velocity. the acceleration of gravity is 9.8 m/s 2 . what is shawn's kinetic energy? answer in units of j.

Respuesta :

21-11-2017

Answer: m=47.6kg (Shawn+Bike total mass) t=14.2min-->842sec d=2.1km-->2,100m K=1/2mv^2. K=1/2(47.6)*(2.5)^2 K= 148.75 J

Answer Link

Otras preguntas

Laila wants to create a data display to clearly show the median salary, the highent salary, and the lowest salary of the 685 employees at her company. She is tr

A person throws a stone into the air. The height, in feet, h(t) after t seconds is given by the following equation. h(t)= -16^2+48t+12

A boat travels 62 miles in 4 hours. What is the distance it travelled? 248mph *Include the number and the unit

4-95. (Review: Conversions) What fraction of one hour (60 minutes) is represented by the following numbers of minutes? Simplify each fraction whenever possible.

Lenin's New Economic Policy (NEP) in 1921 can best be described as ____. Select one: an excuse for Lenin & his allies to grow wealthy. a strategy to allow l

Part B: which of the following quotes best supports the answer to part A

At the movie theatre, child admission is $5.10 and adult admission is $8.90. On Sunday, 156 tickets were sold for a total sales of $1145.20. How many child tick

All are physical effects of too much stress EXCEPT: A. Loss of appetite B. Stomach cramps and diarrhea C. Anger and irritability D. Acne

Step 1 Step 2 Imagine that you are making custom t-shirts for your school's homecoming. You gather data on how much you would be willing to supply at each price

Determine if the sequence below is arithmetic or geometric and determine the common difference / ratio in simplest form. 5,10,20,...