Outline a general definition and description of the physics of matter. include descriptive features (as applicable) about the physics concepts – dependent factors, relevant terminology, conventions, common units of measure, etc.

Which statement is the best definition of an atom? a) anything that has mass and occupies space. b) the smallest particle that has the properties of an element. c) a substance that cannot be broken down chemically into simpler substances. eliminate d) the smallest unit of a substance that exhibits all of the properties characteristic of that substance.

Which describes increasing the efficiency of energy resource

Would it be correct to say the doppler effect is the apparent change in the speed of a wave due to the motion of the source? be sure to fully explain your position using at least 3 complete content related sentences.