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Science Final
5th Grade
| Term | Definition |
|---|---|
| Mass | the amount of matter in an object |
| Weight | how strong gravity pulls on an object |
| Volume | how much space matter takes up |
| Matter | anything that has mass and volume |
| Density | amount of mass per cm-cubed of an object |
| Buoyancy | resistance to sinking |
| Element | material that can't be broken down into anything simpler by chemical reactions |
| Metal | elements that share common properties such as shiny, luster, conduction, and flexibility |
| Atom | smallest unit of a element that still contains properties of that element |
| Nucleus | center of an atom |
| Proton | particles with 1 unit of positive electric charge |
| Nuetron | particle with no electric charge |
| Electron | particle with a negative electric charge |