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Cards for Science
This is for Mrs. Williams Science (26-30)
| Question | Answer |
|---|---|
| Descriptions of matter that can be observed without changing it into a new substance. | Physical Properties |
| Describes how compact the matter is in a substance. A bowling ball is more _____ than a beach ball. | Density |
| Describes how light reflects off a substance. | Color |
| Describes how shiny a substance is. A diamond has higher _____ than tree bark. | Luster |
| Describes the smoothness/roughness of a substance. | Texture |
| Describes the smell of a substance. | Odor |
| Describes a substance's ability to resist shape change. Doesn't always mean strength. | Hardness |
| Describes how well a substance allows heat or electricity to flow through it. Low _____ substances are called "insulators." | Conductivity |
| Describes how easily a substance can be formed into new shapes. Opposite of brittle. Able to be bent or rolled into a sheet. | Malleability |
| Describes how well a substance can be pulled into thin wires without falling apart or breaking. | Ductility |
| Describes if a substance attracts or repels magnets. | Magnetism |
| Describes how well a substance dissolves in another substance like sugar stirred in water. The sugar and water have NOT made a new substance. | Solubility |
| Describes whether a substance is a solid, liquid, or gas. | State of Matter |
| Describes the temperature at which a solid turns liquid or vice versa | Melting and Freezing Point |
| What temperature is the melting and freezing point? | 32 degrees Fahrenheit or O degrees Celsius |
| Describes the temperature at which liquid turns gas or vice versa. | Boiling and Condensation Point |
| What temperature is the boiling and condensation point? | 212 degrees Fahrenheit or 100 degrees Celsius |
| Any characteristic that gives a substance the ability to undergo a change that results in a new substance. | Chemical Property |
| The ability to burn. | Combustibility |
| The ability of a substance to go through a chemical change (rust, tarnish) | Reactivity |
| A solid has a.... | definite shape and volume |
| A liquid has a.... | indefinite shape and definite volume |
| A gas has a... | indefinite shape and volume |