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Physical STAAR***
More STAAR Physical ******
| Question | Answer |
|---|---|
| Separates bigger materials from smaller ones | Strainer or Sieve |
| To throw away | Dispose |
| To put into groups | Classify |
| Solid, liquid and gas | States or phases of matter |
| The part of an experiment that changes or is controlled. Only one should change | Variable |
| When a liquid changes to a solid | Freezing |
| The liquid that does the dissolving | Solvent |
| Does NOT have definite shape or volume, flows easily from one place to another. | Gas |
| A medium (material) that can slow down or stop thermal electrical energy to pass through it | Insulator |
| What is the universal solvent? | Water |
| A continuous electric current | Closed Path |
| Does not have definite shape but does have definite volume. Takes the shape of the container. | Liquid |
| Examples: Rubber, wood, plastic and glass | Insulators |
| The powder that gets dissolved | Solute |
| Totally see through | Transparent |
| Has a definite shape and volume, tightly packed together. | Solid |
| When a liquid becomes a gas | Boiling or evaporation |
| Sort of see through like wax paper or a stain glass window | Translucent |
| A substance that can transmit energy | Medium |
| To spread out | Disperse |
| A triangular glass or plastic bar that separates light into the colors of the rainbow. | Prism |
| The ability to do work | Energy |
| Another word for heat | Thermal |
| Not able to see through at all | Opaque |
| Caused by vibrations | Sound |
| A source or cell | Battery |
| When one light goes out they all go out | Series Circuit |
| A safety device consisting of a strip of wire that melts and breaks am electric circuit if the current exceeds a safety level | Fuse |
| What force causes tires to skid across an icy road? | Friction |
| Iron, nickel, cobalt and steel | Magnetic metals |
| If any part of the path is broken, the rest of the circuit continues working: | Parallel circuit |
| Stored energy | Potential |
| Travels in a straight line | Light |
| When light bends or changes directions | Refraction |
| A force that causes magnets to come together | Attract |
| Energy in motion | Kinetic |
| The bouncing back of light | Reflection |
| What are the colors of the rainbow? | ROYGBIV |
| To spread evenly into another substance | Dissolve |
| A push or a pull | Force |
| The device that can control the flow of electricity | Switch |
| How do you separate salt and water | Evaporation |
| Which science tools allows you to see things close up | Microscope |