The graph illustrates how the height of the water surface at a location in a harbour changes with time $t$ as waves move past that location. What are $p$ and $q$?
Physics 9702 · AS & A Level · Progressive waves
Physics 9702 · AS & A Level · Progressive waves
The graph illustrates how the height of the water surface at a location in a harbour changes with time $t$ as waves move past that location. What are $p$ and $q$?