| A | B |
| Investigation | An organized scientific study of the natural world that may include making systematic observations, asking questions, gathering information, analyzing data, summarizing results, drawing conclusions, and/or communicating results |
| Observation | Information about the natural world gathered through the senses and/or scientific instruments |
| Predict | To state what one thinks will happen under certain conditions based on data or observation |
| Technology | The use of scientific knowledge and processes to solve practical problems |
| Testable | A term used to describe a question that can be answered through an experiment or observation |
| Trials | Multiple sets of measurements or observations in a scientific investigation |
| Valid | A term used to describe the certainty of data or results of an investigation or experiment |
| Variable | An event, condition, or factor that can be changed or controlled in order to study or test a hypothesis in a scientific experiment |