What happens to frequency when an object is moving towards you?

What are we calculating when we calculate expected frequencies? What is the reason for calculating expected frequencies the way we do? In laymen's terms, what do expected frequencies tell us?

The absolute temperature of a sample of monatomic ideal gas is doubled at constant volume. What effect, if any, does this have on the pressure and density of the sample of gas? Pressure Density 1. Remains the same Doubles 2.

How are average speed and velocity related to each other for an object in uniform motion? A. Speed and velocity are not related. B. Speed is the vector and velocity is the scalar. C. Speed is the absolute value of the velocity. D.

Ocean currents flow from east to west near the a. Gulf Stream. c. equator. b. poles. d. global winds.

1. How can you conserve water in the kitchen?

Describe the position of earth moon and sun during a solar eclipse

What is an output force? a. the force a person applies to a simple machine b. the force a simple machine applies to an object c. the net force on a system d. the applied force on a system

Would iron and carbon from metallic bonds

How many joules does a shortbread cookie have

What happens to frequency when an object is moving towards you?