Chapter 17 Q & A Word Scramble
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| Question | Answer |
| What determines the size of an atom? | the # of electrons |
| If you compare atoms to visible light, which is smaller? | the atoms |
| What do molecules make up in the universe? | some matter |
| What term describes the make up of a molecule? | atoms |
| What is the cause of Brownian motion? | random movement of atoms and molecules |
| What term describes the makes up an element? | the same kind of atoms |
| How many elements do we know about? | slightly more than 100 |
| Describe plasma. | mixture of ions and electrons, electrically charged. It is a phase of matter. |
| What are the phases of matter? | plasma, solids, liquids, and gases |
| In the shell model of an atom, where are the electrons? | in the shells |
| What is the # of atoms in a typical breath equal to? | the breaths of air in the world |
| What is an ion? | an atom w/a different # of electrons than protons |
| What do protons attract in an atom? | electrons |
| What is an isotope? | An atom that has one more or one less neutron than protons in the nucleus. |
| Where did the atoms formed in our bodies originally come from? | Atoms came from stars, and from other matter prior to our existence. |
Created by:
cdeutsch
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