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Science vocab
science
| Term | Definition |
|---|---|
| protons | contains a positive charge and is found in the nucleus of an atom |
| neutrons | contains NO charge and is found in the nucleus of an atom |
| atomic mass | is the number of neutrons+number of protons in an atom |
| electrons | contains a negative charge and is found on the electron shell of an atom |
| nucleus | is in the middle of an atom and contains neutrons and protons |
| force | a push or pull on an object |
| velocity | an object's speed and direction |
| acceleration | a change in an object's velocity over time |
| speed | the distance an object traveled in a period of time |
| Newton's 1st Law | an object at rest will remain at rest unless acted upon by an outside force |
| beaker | holds,measures,and distributes liquids |
| triple beam balance | measures the mass of an object(s) |
| beaker tong | hold the beaker after/when it is heated so you don't burn your hand |
| safety goggles | prevents your eyes from getting harmful things in them |
| test tube | hold chemicals to test |
| metal | any class of elementary substances with ductility,conductivity,and luster.(left side of the stair step on periodic table) |
| non-metal | any class of elementary substances WITHOUT ductility,conductivity,and luster.(right side of stair step on periodic table) |
| group | coluoums on the periodic table |
| period | rows on the periodic table |
| metalloid | chemical element that have non-metal and metal properties |