Why planets and the moon shine bright at night
What is reflection
A wave that appears to stand in one place, even though it is really two waves interfering as they pass through each other.
What is a standing wave?
The part of a longitudinal wave where the particles of the medium are far apart.
What is a rarefaction?
Unit of measurement for frequency.
What is a hertz (Hz)?
The interaction between waves that meet.
What is interference?
A huge surface wave on the ocean caused by an underwater earthquake.
What is a tsunami?
What is it called when waves bend around a barrier?
What is diffraction
A reflected sound wave
What is an echo?
The frequency of 300 waves that pass a point in one minute?
What is 5 Hz?
The increase in the amplitude of a vibration that occurs when external vibrations match an object’s natural frequency.
What is resonance?
The frequencies in which standing waves are formed
What are resonant frequencies?