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Science October 13.
| Term | Definition |
|---|---|
| anything that takes up space and has mass | Matter |
| the most common state of matter in space | Plasma |
| The three most common forms of matter on earth are: | Solids, Liquids, and Gases |
| the amount of matter in a object | Mass |
| the amount of space that matter occupies | Volume |
| Density of a given substance remains________ , regardless of the size of the sample | Constant |
| The two main factors that determine the state of matter are particle | Motion, and Forces |
| Particles move in a straight line until they _______ with something | Collide |
| Atoms contain positively charged _______ and negatively charged _________. | Protons, and Electrons |
| As the motion of particles _________, particles move further apart. | Increases |
| A _____ is matter that has a definite shape and a definite volume. | Soild |
| The particles in a solid, simply _______ back and forth in place. | Vibrate |
| A ______ is matter with a definite volume but no definite shape. | Liquid |
| The particle motion in the liquid state of matter is ______ than the particle motion in the solid state. | Faster |
| _________ is a measurement of a liquids resistance to flow. | Viscosity |
| As a liquid becomes warmer, particles begin to move faster and the attractive forces between them get ______. | Weaker |
| Molecules at the surface of a liquid have _______ _______ the uneven forces acting on the particles on the surface of a liquid. | Surface |
| A ___ is matter that has no definite volume and no definite shape. | Gas |
| The gas state of a substance that is normally a solid or a liquid at room temperature is called _____. | Vapor |
| Rocks | Solid |
| Air | Gas |
| Water | Liquid |
| Steam | Gas |
| Tree | Solid |
| Gasoline | Liquid |