A point is located in a polar coordinate system by the coordinates r = 1.1 m and 0 = 41º. Find the x- and y-coordinates of this point, assuming that the two coordinate systems have the
same origin.

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island

Which of the following are guidelines to follow for obtaining accurate observations

Hydrogen atoms are excited by a laser to the =4n=4 state and then allowed to emit. what is the maximum number of distinct emission spectral lines (lines of different wavelengths) that can be observed from this system? 8 6 2 7 4 5 1 3 calculate the wavelength of the 4⟶14⟶1 transition. =λ=