6. rank the following in terms of increasing kinetic energy: a. a 1200 kg car going 15 m/s b. a 10,000 kg train car at rest c. a 15 kg meteor going at a speed of 1000 m/s d. a 100 kg person running at 5 m/s

This chart shows characteristics of three different types of waves. which statement is best supported by the information in the chart? wave x and wave y are mechanical waves, and wave z is an electromagnetic wave. wave x and wave y are electromagnetic waves, and wave z is a mechanical wave. wave x and wave z are electromagnetic waves, and wave y is a mechanical wave. wave x and wave z are mechanical waves, and wave y is an electromagnetic wave.

Four point charges each having charge q are located at the corners of a square having sides of length a. find symbolic expressions for the following. (a) the total electric potential at the center of the square due to the four charges (use any variable or symbol stated above along with the following as necessary: ke.) vtotal= (b) the work required to bring a fifth charge p from infinity to the center of the square (use any variable or symbol stated above along with the following as necessary: w=

A51 kg woman skis down a hill and her kinetic energy is 9.96e4 j. what is her speed?