A person riding their bicycle accelerates to a speed of 19.0 m/s over a distance of 298 meters. If this person weighs 165 pounds and is 182 centimeters tall, what is their rate of acceleration?

Sounds propagates through some kind of medium. usually it's air, but it goes just as well through solid objects like walls, windows etc. a soundwave will compress the (air)molecules in front of it, and if this increased density wave hits your ears, you register it as sound. solid objects like walls are a lot denser than air, this means that they will damp a wave, but also carry it easier.

D. engine coolant temperature

All i gotta say is ? k12 or usa test prep? and im not going to answer because you probably already finished.