Garrett throws a large rock into a waveless pond. the impact of the rock hitting the water causes waves to travel along the pond's surface toward the shore. if garrett counts the number of waves that reach the shore over a 10 second period, what property of the waves is he measuring?

Along, straight wire with 3.0 a current flowing through it produces magnetic field strength 1.0 t at its surface. if the wire has a radius r, where within the wire is the field strength equal to 36.0% of the field strength at the surface of the wire? assume that the current density is uniform throughout the wire

Aclarinetist, setting out for a performance, grabs his 3.350 kg clarinet case (including the clarinet) from the top of the piano and carries it through the air with an upward force of 24.65 n. find the case's vertical acceleration. indicate an upward acceleration as positive and a downward one as negative.

Which statements did both aristotle and ptolemy assume? check all that apply.