Joseph Lister was an English surgeon who pioneered the idea of sterile surgery. He was inspired by the work of Louis Pasteur, a French chemist and microbiologist who helped to prove that many diseases are caused by bacterial cells infecting the human body. Lister applied this knowledge to the practice of surgery by developing many processes and procedures for keeping surgical tools and bodily wounds free of microscopic infectious agents.

Which of the following statements is true?

Find the dimensions and area of the largest rectangle that can be inscribed in the upper half of the ellipse. (give your answers in terms of a and b. enter the dimensions as a comma-separated list.)

Newtons view of arrangement of the universe

The great sandini is a 60.0-kg circus performer who is shot from a cannon (actually a spring gun). you don’t find many men of his caliber, so you him design a new gun. this new gun has a very large spring with a very small mass and a force constant of 1100 n/m that he will compress with a force of 4400 n. the inside of the gun barrel is coated with teflon, so the average friction force will be only 40.0 n during the 4.00 m he moves in the barrel. at what speed will he emerge from the end of the barrel, 2.50 m above his initial rest position?