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Ty's science test
| Term | Definition |
|---|---|
| Anything that takes up space and has mass. | matter |
| The most common state of matter in space. | plasma |
| The three most common states of matter are: | solids, liquids, and gases |
| The amount of matter in an 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 _______ and particle _______ | motion and forces |
| Particles move in a strait 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. | solid |
| 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 a material 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 tension |
| 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 liquid at room temperature is called _______ | vapor |
| Rocks | solid |
| Air | gas |
| Water | liquid |
| Steam | gas |
| Tree | solid |
| Gasoline | liquid |