A turntable rotates counterclockwise at 78 rpmrpm . A speck of dust on the turntable is at 0.46 radrad at t=0t=0. What is the angle of the speck at ttt = 8.0 ss ? Your answer should be between 00 and 2π2π radrad. Express your answer in radians to two significant figures.

If the speed of a particle triples ,by what factor does its kinetic energy increase?

What are igneous intrusions and extrusions

Explain the difference between each pair of concepts. a. frequency and relative frequency b. percentage and relative frequency a. select the correct choice below. a. frequency is the total number of observations in a data set. relative frequency is the number of times a particular distinct value occurs. b. frequency is the number of times a particular distinct value occurs. relative frequency is the ratio of the frequency of a value to the total number of observations. c. frequency is the total number of observations in a data set. relative frequency is the ratio of the number of times a particular distinct value occurs to the frequency. d. frequency is the number of times a particular distinct value occurs. relative frequency is the ratio of the frequency of two different values.