Answer:
A
Explanation:
Diffraction, as the waves spread out (specifically spread to the whole house) by passing the door.
Speed is the distance traveled
time
but velocity is the change in distance
time
Answer:
2.98 m/s^2
Explanation:
I have done this before and it was a question on my physics test
in a state of mind that prevents normal perception, behavior, or social interaction; seriously mentally il
