speed
No
Waves may bend if they move from one medium to another.
friction that the answer
medium's particle vibrate parallel to propagation of wave.
The particles compress and refract, passing along the energy. It travels faster in mediums with particles that are more tightly packed eg. moves faster in metal as opposed to wood. Also, the more dense the air, the faster sound waves travel.
portable storage medium
Angle od decent is the certain angle that an objecy uses, such as a ramp, to move another object, such as a ball, downward.
dont konw you have to eatr tge pinus
No
Waves may bend if they move from one medium to another.
It remains.
Leopards move at medium speed as there hunting technique consists of hiding in trees or bushes and pouncing on any pray that happens to wander by
getting shocked after walking across a rug
it changes
They move from one place to another
It does not move from glass to air but undergoes internal refraction. That is, it is refracted back into the glass at the interface.
no change