PORFAVOR AYUDA El coeficiente de fricción entre la madera y el piso de cerámica es de 0.54. ¿Qué fuerza de fricción se producirá al deslizar un escritorio de madera de 51kg sobre un piso de cerámica, aplicándole una fuerza inclinada 30° de 546?

Stars x and y are both bluish main sequence stars. star x has a higher absolute brightness than star y. how do the two stars compare? explain

Which of the following are appropriate acceleration units?

Ascientist notices that an oil slick floating on water when viewed from above has many different colors reflecting off the surface, making it look rainbow-like (an effect known as iridescence). she aims a spectrometer at a particular spot and measures the wavelength to be 750 nm (in air). the index of refraction of water is 1.3