interference occurs when two or more waves overlap with the same direction of displacement and build up a single, larger wave. Multiplicative

Destructive

Instructive

Constructive

The boiling point of liquids is very high what does it indicate

Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?

Avariable that is not being directly tested during an experiment should be