Afloor polisher has a rotating disk that has a 15-cm radius. the disk rotates at a constant angular velocity of and is covered with a soft material that does the polishing. an operator holds the polisher in one place for 45 s, in order to buff an especially scuffed area of the floor. how far (in meters) does a spot on the outer edge of the disk move during this time?

they are non-matter

explanation:

they are non-matter. basically, any type of energy or any abstract concept is an example of something that does not matter. other examples include dreams, magnetism, radio, and hate

okay i have so many questions. but the big one here is: um wt..f is this mess? ?

technology is the collection of techniques, skills, methods, and processes used in the the merriam-webster learner's dictionary offers a definition of the term: "the use of moreover, these technologies have become so complex that entire fields more recently, modern works of science fiction such as those by philip k.

explanation:

heat the gas and measure the pressure