Mechanical Wave Interactions
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insulation
a material used that prevents heat, cold, noise or electricity from passing through something
engineer
a person who designs or builds things such as roads, bridges, cars, computers
echo
caused by sound reflecting
denser
having a high mass per unit of volume
barrier
something that separates one thing from another thing
diffraction
the bending of waves as they move around a barrier or pass through an opening
reflection
the bouncing back of an object or a wave when it hits a surface through which it cannot pass
transmission
the passage of a wave through a medium
absorption
the transfer of energy by a wave to the medium through which it travels
