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physics vocabulary D
| Question | Answer |
|---|---|
| What is a compound? | a substance made of elements of different kinds combined in a fixed proportion. |
| What is the Atomic Number? | The number of protons in the nucleus of an atom. |
| What are the types of nucleons? | Protons and neutrons. |
| How is an ion created? | When an atom gives up electrons and becomes elecrically charged. |
| What are the phases of matter? | Solid, liquid, gas, plasma |
| How many elements are known to man kind today? | Around 115 |
| Only about 90 or so elements are found on earth. Where can the rest be found? | In labratories. |
| What is Brownian motion? | The random movement of atoms and particles. |
| Where are the electrons found in the atom? | In the outer shells of the atom. |
| What has more mass, an electron or a proton | A proton. An electron is a tiny tiny spec compared to the proton |
Created by:
ebuckley14
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