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science
| Question | Answer |
|---|---|
| Observation: | The gathering of information using senses or with the aid of instruments. |
| Hypothesis: | a possible, testable explanation for one or more observations or a suggested, testable answer to a question. |
| Variable | A factor that can change in an experiment. |
| Scientific theory: | A well-tested explanation of a phenomenon in the natural world. |
| Inference: | A logical conclusion drawn from observations, previous knowledge, and available information. |
| Controlled experiment | :An investigation in which the factors that influence the outcome are kept the same except for one— the factor being studied. |
| Examples of technology | Calling on a phone and using a power drill |
| What is physical science | Measuring the time it takes for a ball to drop from a specific height and counting the number of legs of an insect . |
| Quantitative | seven weights |
| Qualitative | The color of the boat |
| What is a good hypothesis | If the candles are timed while they are allowed to burn until they measure six inches in height, then the brand name candle will take longer to burn. |
| independent variable | Candle brand |
| Can science prove everything | Science can prove anything because you just need to observe. |
| Centi: | 0.01(or 1/100) |
| Milli | 0.001 |
| Kilo | 1,000(or 1/1,000) |
| Mass | kilogram |
| length | meter |
| Solid volume | cubic meter |