Fichas
Chapter 7 Atomic, nuclear and particle physics Concepts
Fichas del conjunto (17)
- 1PhotonsDiscrete energy packets
- 2Relationship Energy - FrequencyE = h * f
- 3Fill the gapsEmission spectrum,absorption spectrum and increasing wavelength (respectively)
- 4NucleonsProtons and neutrons
- 5Fundamental forcesStrong nuclear force, weak nuclear force, gravitational force and electromagnetic forces
- 6Ionizing radiationRadiation that causes atoms to lose electrons and form ions
- 7RadioactivityEmission of ionizing radiation through radioactive decay
- 8Strong nuclear forceKeeps the nucleus together
- 9Electromagnetic forceBinds electrons to protons, and atoms to each other.
- 10Weak nuclear forceBeta decay
- 11Gravitational forceIt attracts all mass together
- 12RadioactivityThe emission of ionizing radiation caused by changes in the nuclei of unstable atoms.
- 13Radioactive decayThe process by which atoms change into other elements
- 14Half lifethe time it takes to half of a sample of unstable atoms to decay
- 154 types of radiationAlpha, beta (or beta-negative), beta-positive and gamma radiation
- 16Alpha particle: components, relative mass and charge2 neutrons and 2 protons, 4 amu, 2+ e
- 17Alpha radiationWhen an atom releases an alpha particle in order to reduce its size and nuclear potential energy
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