Q. An airplane is flying with a velocity of 99.0 at an angle of 22.0 above the horizontal. When the plane is a distance 116 directly above a dog that is standing on level ground, a suitcase drops out of the luggage compartment.
How far from the dog will the suitcase land? You can ignore air resistance.
Q. Does the papillary muscles contract after the other ventricular muscles so that they can take up the slack on the chordae tendineae before the full force of ventricular contractions sends blood against the AV valve flaps.