Why is there sound when things collide?
67130
Why and how is sound produced when two objects hit each other?
50575
Collisions in space/vacuum
100410
Why does a container with fluid make different sounds at different fluid levels?
56821
Why does depth of field occur?
54247
Why does separating plastic from a cough drop create flashes?
74834
Why does the balloon pop?
60788
Why does cracking a joint make noise?
114699
Is there a physical reason for level repulsion and avoided crossings?
8433
Can linear momentum be conserved before and after collision in the presence of an external force?
100773
Why does destructive interference not stop a wave?
58055
What is the relation of sound propagation to air pressure?
51963
Pressure variation in a sound wave
27453
Simple explanation of relation between speed of sound and r.m.s. speed?
120319
Strange noise when moving files
136747
What is "common-mode" noise?
100847
Is the Doppler effect for sound symmetrical for observer or source movement?
62029
Why does "ow" have two different sounds