When an object is moving with uniform circular motion, the centripetal acceleration of the object a. is circular. b. is perpendicular to the plane of motion. c. is zero. d. is directed toward the center of motion. select the best answer from the choices provided

Object a has a length of 3 cm, a width of 2 cm, and a height of 4 cm. object b is dropped into a graduated cylinder. it displaces 19 ml of water. the volume of object a is: a: greater than the volume of object b b: less than the volume of object b c: equal to the volume of object b