Chapter 4 Vocabulary

Jacob Ware 2nd Hour

An online crossword puzzle with 11 words. Play it free at AgileCrosswords.com.

Clues

The comparative mass of the subatomic particles.
The true mass of the subatomic particles (protons, neutrons, and electrons).
The sum of the number of protons and the number of neutrons in the nucleus of an atom.
Negatively charged subatomic particles which are housed in the electron cloud and have a relative ma
Atoms of the same element that have different number of neutrons.
An atom or group of atoms that have a positive or negative charge.
Theory of the structure of the atom.
Weighted average mass of the isotopes in a naturally occurring sample of the element.
Neutrally charged subatomic particles, which are housed in the nucleus of an atom and have a relativ
The tiny, dense central portion of an atom, composed of protons and neutrons.
Positively charged subatomic particles, which are housed in the nucleus of an atom and have a relati