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What is Science?
Chapter 1 vocabulary
| Question | Answer |
|---|---|
| constant | variable that stays the same during an experiment |
| control | sample that is treated like other experimental groups except that the independent variable is not applied to it |
| dependent variable | factor that is being measured in an experiment |
| descriptive research | answers scientific questions through observation |
| experimental research design | used to answer scientific questions by testing a hypothesis through the use of a series of carefully controlled steps |
| hypothesis | prediction or statement that can be tested and may be formed by prior knowledge, any previous observations, and new information |
| independent variable | variable that can be changed during an experiment |
| model | represents something that is too big, too small, too dangerous, too time consuming, too expensive, or happens too quickly or too slowly to observe directly |
| science | process used to investigate what is happening around us in order to solve problems or answer questions |
| scientific methods | ways to solve problems that can include step-by-step plans, making models, and carefully thought-out experiments |
| technology | application of science to make useful products and tools, such as computers |