The doppler effect is the change in observed frequency due to

a. the type of medium the wave is in

b. the type of wave

c. the original frequency of the source

d. the motion of the source or observer

Four 8.5 kg spheres are located at the corners of a square of side 0.52 m. calculate the magnitude and direction of the gravitational force exerted on one sphere by the other three. magnitude

Which is not one of the three tiny bones in the middle ear? cochlea hammer anvil stirrup

A plate in a parallel-plate capacitor has an area of 0.03 m2 and is 0.5 * 10-3 m from the other plate. The space between the plates is filled with a dielectric that has a dielectric constant of 6.7. Determine the capacitance of the capacitor.

A slower moving car is traveling behind a faster moving bus. The velocities of the two vehicles are: vCG = velocity of the Car relative to the Ground = + 12 m/s vBG = velocity of the Bus relative to the Ground =

How long does it take for coolant to cycle through a motor?

Which formula is used to calculate the mass of an object if the force and acceleration are known? a: m = Fa b: m = F/a c: m = a/F d: m = F - a

The circulatory system keeps the body and its tissues continuously oxygenated. It does this by having A) veins to carry both oxygenated blood to the tissues and deoxygenated blood to the lungs.

What is the "atomic mass" of an atom?

What type of energy comes from the food that we eat?

Which of the following are vector quantities? check all that apply. a. time b. displacement c. force d. mass