What is the frequency of a wave that has a speed of 8 m/s and a wavelength of 2.0 m?

a. 16 hz

b. 6 hz

c. 4 hz

d. 0.25 hz

Recessive disorder or disease - how would a child get it?

Which statement is true? a. kepler's laws apply only to the motion of earth. b. kepler's laws can be used to predict eclipses. c. kepler's laws are true for a central force that is directly proportional to distance. d. kepler's laws can be deduced from newton's laws of motion and gravity.

Apulley with mass mp and a radius rp is attached to the ceiling, in a gravity field of 9.81 m/s2 and rotates with no friction about its pivot.