The first model of the atom was developed through?

Akg a of 55 m at an of 11 ? . if is at 98 km/h,be ?

Suppose a wheel with a tire mounted on it is rotating at the constant rate of 2.15 times a second. a tack is stuck in the tire at a distance of 0.373 m from the rotation axis. noting that for every rotation the tack travels one circumference (a) find the tack's tangential speed. (b) what is the tacks radial acceleration?

What sort of waves exhibit the doppler effect?