Explanation:
A wave having a frequency of 200 Hz means that 200 such waves pass through a point per second.
Answer:
The length of the rope must be an integral multiple of the wavelength of the wave.
Explanation:
Answer:
5 I think will be none of the above and 6 could be all of the above
Answer:
Evidence for continental drift
Wegener knew that fossil plants and animals such as mesosaurs, a freshwater reptile found only South America and Africa during the Permian period, could be found on many continents. He also matched up rocks on either side of the Atlantic Ocean like puzzle pieces.
Explanation:
Newton's second law states that Fnet = ma, where Fnet is the net force applied, m is the mass of the object, and a is the object's acceleration. You have the values for Fnet and a, so you simply use this equation to solve for m, mass.