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chapter 1
chapter1
Term | Definition |
---|---|
hypothesis | a statement of what you think will happen during an investigation. |
Observation | something you find out about objects, events, or living things by using your senses |
Experiment | The use of scientific methods to test your hypothesis. |
Model | Objects or ideas that represent other things |
Sampling | Examining random individuals from a population |
Variable | Something that can change in a test |
Independent Variable | The variable you can control or change |
hypothesis | a statement of what you think will happen during an investigation. |
Observation | something you find out about objects, events, or living things by using your senses |
Experiment | The use of scientific methods to test your hypothesis. |
Model | Objects or ideas that represent other things |
Sampling | Examining random individuals from a population |
Variable | Something that can change in a test |
Independent Variable | The variable you can control or change |
Dependent Variable | It is what is measured. Changes when the independent variable changes. |
Control Group | The group that doesn't receive the special treatment |
Experimental Group | The group that gets the special treatment |
Surveys | Questions that are answered by people. Great for opinion questions |
Procedures | step‐by‐step instructions for completing a task |
Data | Information from which a conclusion can be made |
Precision | Consistently repeating a measurement |
Accuracy | A measurement that is as close to the actual measurement as possible |
Inference | A conclusion based on observations |
Evidence | Observations that make you believe something is true. |