Atom Flashcards

4757524958	electron	A subatomic particle that has a negative charge.	0
4757525083	proton	A subatomic particle that has a positive charge and that is found in the nucleus of an atom.	1
4757525191	neutron	A subatomic particle that has no charge and that is found in the nucleus of an atom.	2
4757525398	nucleus	Center of an atom.	3
4757526174	quark	Particles of matter that make up protons and neutrons	4
4757527148	chemical reaction	A change in which one or more substances are converted into new substances.	5
4757527778	nuclear reaction	A reaction that involves a change in the nucleus of an atom	6
4757529698	radioactivity	A form of energy released as atoms decay.	7
4757530344	radioactive decay	A spontaneous process in which unstable nuclei lose energy by emitting radiation	8
4757532716	fission	The splitting of an atomic nucleus to release energy.	9
4757532866	fusion	Creation of energy by joining the nuclei of two hydrogen atoms to form helium.	10
4757533833	E= mc^2	Einstein's formula?	11
4757535513	Isotope	Atoms of the same element that have different numbers of neutrons	12
4757537797	Conservation of mass	Mass cannot be created or destroyed	13
4766427036	Energy shells	The orbital paths of electrons found at varying distances from the nucleus	14
4766428510	Photometry	Photometry describes the measurement of visible light.	15