Three blocks were placed on a massless rod. Red block has a mass of 8kg and is placed 7m right of the green block (9kg). The blue block (12kg) is 3m left of the green block. Find the center of mass of this three block
system

Free runners jump long distances and land on the ground or a wall. how do they apply newton’s second law to lessen the force of impact?

If a stone with an original velocity of 0 is falling from a ledgeand takes 8 seconds to hoybthe ground whays the final velocity of the stone

Apotter's wheel moves uniformly from rest to an angular speed of 0.20 rev/s in 32.0 s. (a) find its angular acceleration in radians per second per second. rad/s2 (b) would doubling the angular acceleration during the given period have doubled final angular speed?