click below
click below
Normal Size Small Size show me how
vocab science
| Question | Answer |
|---|---|
| What are tongs used for? | To grab hot or dangerous beakers safelly. |
| What are googles used for? | To protect your eyes. |
| What are hand lens used for? | To see things closer. |
| What is a flask used for? | To hold or mix chemicals. |
| What are test tubes for? | Holds liquids and experiments that are conducted in it. |
| What is a nucleus? | Structure near the center of a cell that contains the cell's DNA. |
| What are metals in the periodic table? | Metals located on the left of the periodic table and is lusterous, malleable, and ductile. |
| What are protons? | Positively charged particles located in the nucleus of an atom. |
| What are neutrons? | In an atom, particle with a neutral charge, located in the nucleus. |
| What are electrons? | Negatively charged particles found outside the nucleus of an atom. |
| What is speed? | Distance an object has gained in a certain time. |
| What is velocity? | An objects speed and distance over time. |
| What is acceleration? | It's velocity over time. |
| What is Newton's 3rd law? | Action-Reaction, when every action has an equal and opposite reaction. |
| What is Newton's 1st law? | Law of Interia, An object at reat will stay at rest and an object in motion will stay in motion until acted on by an unbalanced force. |
| What is atomic mass? | Average mass of one atom of an element. |
| What are elements? | Simplest form of matter and can't be broken down. |
| What are element molecules? | Molecule of only 1 type of atom. |
| What are equations? | A way of describing a chemical reaction. |
| What are molecules? | When 2 or more atoms chemically combine. |