The bright lines visible in the emission spectrum of an element represent? A. the energy released by electrons falling back to a ground state.

B. the colors seen when the element is viewed through a prism at room temperature.

C. the number of protons and neutrons present in the nucleus of the atom.

D. Other:

The solar panels used by mark function because of the photoelectric effect. light shines on the cells causing electrons to be ejected from the metal, which produces an electric current. at night on mars, no light will fall on the solar cells and no electric current will be generated. according to your notes, what type of light is typically needed to cause the photoelectric effect? a)visible b)ultraviolet c)infrared

Which accurately compares concave and convex lenses?

Aforce of 8,480 n is applied to a cart to accelerate it at a rate of 26.5 m/s2. what is the mass of the cart?