Physics, 18.11.2019 19:31 21580

An ambulance is rapidly approaching you at a stop light. what happens to the frequency and pitch of the sound as the ambulance draws closer? (2 points)
a) the frequency increases, and the pitch increases
b) the frequency increases, and the pitch decreases
c) the frequency decreases, and the pitch decreases
d) the frequency decreases, and the pitch increases

Answers: 1

Show answers

Other questions on the subject: Physics

Physics, 21.06.2019 20:20, acsmelis

Two friends are having a conversation. anna says a satellite in orbit is in freefall because the satellite keeps falling toward earth. tom says a satellite in orbit is not in freefall because the acceleration due to gravity is not 9.80 m/2 . who do you agree with and why?

Answers: 1

continue

Physics, 21.06.2019 22:20, ayoismeisalex

1400 kg car has a speed of 27 m/s. if it takes 7 s to stop the car, what is the impulse and the average force acting on the car?

Answers: 1

continue

Physics, 22.06.2019 11:30, cristianc52

If we relied solely on the nonrenewable resources found in the u. s., which one would we run out of first at current usage levels? a. natural gas b. oil c. uranium d. coal

Answers: 1

continue

Physics, 22.06.2019 12:30, promcafee8788

Awheel of mass 48 kg is lifted to a height of 0.8 m. how much gravitational potential energy is added to the wheel? acceleration due to gravity is g = 9.8 m/s2. a. 30.4 j b. 3.1 j c. 297.9 j d. 11,321 j

Answers: 1

continue

You know the right answer?

An ambulance is rapidly approaching you at a stop light. what happens to the frequency and pitch of...