The Physics Philes, lesson 113: Don’t Interfere (Or Do)

So far in our discussion of waves we’ve basically been working with one wave at a time. But that’s not really how waves work in real life. Waves from different sources are constantly bouncing around. Modern life is a cacophony. Physics can tell us how those waves interact. With all …


The Physics Philes, lesson 102: Reflections

We’ve been talking about waves for a while now. But we’ve been assuming that waves will just travel in one direction forever. That’s not very realistic, is it? In real life, waves are bouncing all over the place. They are hitting the boundaries of their mediums, reflecting back, and interfering …