Question 9
Which question will help tell if a wave is an electromagnetic wave or a mechanical wave?
OA
Does the wave have a frequency?
в
Does the wave have a wavelength?
ООО
Can the wave travel between the Sun and Earth?
Can the wave travel between a gas and a liquid?

Afisherman notices that his boat is moving up and down periodically, owing to waves on the surface of the water. it takes a time of 2.70 s for the boat to travel from its highest point to its lowest, a total distance of 0.700 m. the fisherman sees that the wave crests are spaced a horizontal distance of 6.50 m apart. a. how fast are the waves traveling? b. what is the amplitude a of each wave?