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6th Grade Science
Sample Science Words To Try Out Study Stack
| Term | Definition |
|---|---|
| Acceleration | The rate of change of velocity |
| Acid | Any substance that produces hydrogen ions in a water solution. |
| Base | Any substance that forms hydroxide ions in a water solution |
| Chemical change | The change that occurs when a substance reacts and forms one or more new substances |
| Compound | A substance made up of at least two different elements held together by chemical bonds that can only be broken down into elements by chemical processes. |
| Condensation | The change of a gas or vapor to a liquid, either by cooling or by being subjected to increased pressure. |
| Density | -Concentration of matter of an object; the mass per unit volume of a substance in a given area. |
| Dependent variable | The factor being measured or observed in an experiment. |
| Electromagnetic radiation | The emission and propagation of the entire range of the electromagnetic spectrum including: gamma rays, x-rays, ultraviolet radiation, visible light, microwaves and radio waves. |
| Electron | A negatively charged subatomic particle that orbits the nucleus of an atom. |
| Evaporation | The change of a liquid into a vapor at a temperature below the boiling point. |
| Force | A push or pull exerted on an object. |
| Gas | A material whose particles are far apart and has no definite shape or volume. |
| Independent variable | The factor that is changed in an experiment in order to study changes in the dependent variable. |
| Inertia | The resistance of an object to a change in its motion. |
| Kinetic energy | Energy a moving object has because of its motion; depends on the mass and speed of the object. |
| Liquid | A material whose particles are moving freely and have enough energy to slip out of order. |
| Magnetic | Having the property of attracting iron and certain other materials by virtue of a surrounding field of force. |