Astar that is moving toward an observer has its visible light shifted toward which end of the spectrum? a. blue b. red c. yellow d. white

The passage that directs air to the lungs is called a. diaphragm. b. larynx. c. bronchi. d. pharynx.

Two masses are connected by a rope that hangs over a pulley as shown below. the pulley is a uniform cylinder of radius 푅=0.381meters and mass 푀=3.1푘푔. initially 푚"is on the ground and 푚#rests 2.5 meters above the ground. if the system is released, use conservation of energy to determine the speed of 푚#just before it strikes the ground. assume the pulley bearing is frictionless.

When you hold a rectangular object, how does the area of the side that is resting on your hand affect the pressure and the force that the object exerts?