If a fast-moving car making a loud noise approaches and moves past the person, what will happen as the distance between the two increases? a. the pitch of the sound being heard by the person will appear to be higher than the pitch of the source. b. the frequency of the sound waves reaching the person's ear will be greater than the frequency of the waves leaving the car. c. the pitch of the sound being heard by the person will appear to be lower than the pitch of the source. d. the pitch and frequency of the sound waves reaching the person's ear will remain unchanged.
Answers: 2
Physics, 22.06.2019 16:30
A14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. find the momentum change of the rock caused by its fall and the resulting change in the magnitude of earths velocity. earth mass is 6.0 * 10^24 kg. show your work assuming the rock earth system is closed.
Answers: 2
Physics, 23.06.2019 02:50
Aweather balloon has a volume of 52.5 liters at a temperature of 252 k. the balloon is released and rises to an altitude where the temperature is 295 k. how does this temperature change affect the gas particle motion?
Answers: 1
If a fast-moving car making a loud noise approaches and moves past the person, what will happen as t...
Social Studies, 25.08.2019 12:00
Chemistry, 25.08.2019 12:00
Physics, 25.08.2019 12:00
Mathematics, 25.08.2019 12:00
Mathematics, 25.08.2019 12:00
Business, 25.08.2019 12:00
Geography, 25.08.2019 12:00
Mathematics, 25.08.2019 12:00