Which statement describes an element?

20points

A

Elements are the smallest part of an atom.

B

Elements are made of one kind of atom and cannot be broken down into simpler substances.

C

An element can be made up of many different atoms all with different numbers of protons.

D

Elements are made up of protons, neutrons, and electrons.

Movement that is like a t a type of wave that transfers energy where the particles in the medium move in a circle motion while the energy travels left or right. a type of wave that transfers energy where the particles in the medium move perpendicular to the direction in which the energy is traveling. transfers energy from one location to another a type of wave that transfers energy where the particles in the medium move parallel to the direction in which the energy is traveling. movement that is back and forth, like an equal sign = 1. wave 2. parallel movement 3. perpendicular movement 4. transverse wave 5. longitudinal wave 6. surface wave