Which statement best describes what happens when more waves pass a certain point per second?

A. They accelerate

B. They transport less energy

C. They make a lower pitch

D. They increase in frequency

State the right hand rule of the direction of magnetic field in a conductor carrying current

After a big snowfall, you take your favorite rocket-powered sled out to a wide field. the field is 195 m across, and you know that your sled accelerates at a rate of 3.65 m/s2 when the rocket is on. how much time will it take the sled to cross the field starting from rest, assuming the rocket is on the whole time?

Acar moves at 12m/s and coasts up a hill with a uniform acceleration of -1.6m/s2. how far has it traveled after 6.0s?