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XRAY 104 Test 1
| Question | Answer |
|---|---|
| When energy is emitted and transferred through matter, it is called? | radiation |
| Heat, also called _________, is the result of the motion of atoms and molecules. | thermal energy |
| An electrons charge is? | negative |
| A protons charge is? | positive |
| A neutrons charge is? | neutral |
| What is the orbital shell closest to the nucleus | k-shell |
| Photon energy and frequency are directly proportional. True or False | True |
| The process of adding or removing an electron from an atom is called? | ionization |