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1. Matter: anything that occupies space and has mass
2. Mass: primary characteristic of matter
3. Mass is measured in: kg
4. Fundamental complex building blocks of matter: atoms and molecules
5. kilo: stands for 1000
6. (SI): International system
7. Potential Energy: the ability to do work by virtue of position
8. Kinetic Energy: the energy of motion
9. Chemical Energy: is the energy release by a chemical reaction
10. Electrical Energy: work that can be done when an electron moves through
electric potential difference (voltage)
11. Thermal Energy: is the energy of motion at the molecular level
12. Nuclear energy: is the energy that is contained within the nucleus of an atom
13. Electromagnetic Energy: x-rays, gamma radiation, ultraviolet light, infrared,
visible light
14. Radiation: energy emitted and transferred through space
15. Irradiated: matter that intercepts radiation and absorbs all or part of it
16. Ionizing radiation: type of radiation that that is capable of removing or orbital
electron from the atom which it interacts
17. Ionization: interaction between radiation and matter where orbital electron is
removed
18. Ion pair: orbital electron and the atom from which it was seperated
19. NER: Natural Environment Radiation
20. Natural Environment Radiation: 1 Cosmic rays
2 terrestrial radiation
3 Internally deposited radiosondes
4 radon
21. NER Dose: 3 mSv
22. Annual Man Made Dose: 3.2 mSv
23. Diagnostic x-rays: largest man made form of ionizing radiation
24. Radon: highest natural occurring radiation
25. Ionizing radiation includes: 1 x-rays
2 gama rays
3 visible light
4 Ultraviolet light
5 Infrared light
26. NER intensity depends on: geology of local area
27. Crookes tube: first x-ray tube developed by Sir William Crookes
28. X-rays were discovered: Nov 8 1895 by will William Roentgen
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