You push a wagon that has a mass of 24 kg. If the net force on the wagon is 5 N south, what is the wagon's acceleration?

Energy is released during which phase changes? check all that apply. boiling condensing depositing freezing melting subliming

One or more substances changing into one or more substances is an example of a

Which theory was contradicted by experiments with the photoelectric effect? light spreads out after it passes through a small opening. as soon as light strikes metal, electrons will be ejected. visible light, regardless of color, will cause the ejection of electrons when striking metal. the kinetic energy of ejected electrons depends on the frequency of light that strikes the metal.