Agraduated cylinder contains 20.0 ml of water. after a rock is placed in the cylinder, the level rises as shown below. what is the volume of the rock? rock in cylinder a. 14 cm3 b. 22 cm3 c. 34 cm3 d. 38 cm3

The slope of a velocity time graph over any interval of time gives the during that interval

Which form of cell division creates the sperm and egg, resulting in half of the chromosomes as the other cells?

In an old-fashioned amusement park ride, passengers stand inside a 3.0-m-tall, 5.0-m-diameter hollow steel cylinder with their backs against the wall. the cylinder begins to rotate about a vertical axis. then the floor on which the passengers are standing suddenly drops away! if all goes well, the passengers will “stick” to the wall and not slide. clothing has a static coefficient of friction against steel in the range 0.60 to 1.0 and a kinetic coefficient in the range 0.40 to 0.70. part a what is the minimum rotational frequency, in rpm, for which the ride is safe? express your answer using two significant figures. f f = rpm