Sharon- is clicking a picture of her grandmother who is standing 5.4 m in front of a camera which is a converging lens with a focal length of .75 m the distance of the image from the lens is white

Asystematic approach to problem solving is called a (an)

What pressure difference is required between the ends of a 2.0-m-long, 1.0-mm-diameter horizontal tube for 40 c water to flow through it at an average speed of 4.0 m/s?

Arailroad car collides with and sticks to an identical railroad car that is initially at rest. after the collision, the total kinetic energy of the two cars is a) the same as before. b) half as much as before. c) one third as much as before. d) one fourth as much as before. e) twice as much as before.