A car approaches a pedestrian standing on the side of the road. The car is traveling at 24.2 m/s. The horn of the car emits a sound wave with a frequency of 482 Hz. What frequency is heard by the pedestrian

Is the formation of rust on an iron nail a chemical change or a physical change?

What are the types of heat creating energy

The speed of a bus increases uniformly from 15 ms per second to 60 ms per second in 20 seconds. calculate 1. the average speed 2. the acceleration 3. the distance travelled during the entire period

In which direction does current go according to the electron flow convention?

What speed must an electron have if its momentum is to be the same as that of an x-ray photon with a wavelength of 0.30?

dopasuj wartości pracy z ramki do przedstawionych sytuacji a następnie wyraź tę pracę w dżulach uwaga jedna wartość pracy nie będzie pasowała do żadnej sytuacji

Which of these pairs would form an ionic bond? K and Br C and H H and O Cu and Cu

Which of these is the most ductile? A. clay B. gold C. wood D. glass

Jayden was given a marshmallow and a syringe in class to experiment with. She placed the marshmallow in the syringe and sealed the end. When she depressed the plunger of the syringe what happened to the marshmallow and why?

A car approaches a pedestrian standing on the side of the road. The car is traveling at 24.2 m/s. The horn of the car emits a sound wave with a frequency of 482 Hz. What frequency is heard by the pedestrian