When electrons in an atom in an excited state fall to lower energy levels, energy is?

How many days apart are lunar eclipse?

Jesse watches the Moon rise around 6:00 PM. When will the Moon most likely set?

Why did Einstein use a glass bottle to explain his theory of spinning light? A) the bottle had the same shape that he thought light would travel B) the bottle was an easy way to show how the light spun when reflected at certain angles C) glass was a

An element whose physical properties are generally opposite of metals

How many species go extinct every day?

Two objects of different masses are sitting on different balance scales. Object A has a greater mass than object B. How will the weights of the objects compare to each other?

Does an object that feels cold to the touch contain thermal energy Explain your answer

If the electrons in an atom were stationary, they would be ___ the nucleus

If the distance between two charges is increased to three times the original distance, how will the electrical force between the charges compare with the original force? A) It will increase to three times the original force.

A cylindrical metal can is to have no lid. It is to have a volume of 125π in3. What height minimizes the amount of metal used?