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Science unit 1
Terms of the book
Term | Definition |
---|---|
Hypothesis | A statement of what you think will happen on an investigation |
Observation | Something you find out about what your studying with your senses . |
Variable | Something that can change in a test |
Control group | A Standard against which change is measured |
Experiment | The use of scientific methods to test a hypothesis. |
Procedures | Step-by-Step instructions for completing a task. |
Inference | A conclsion based on observations |
Data | Information Which a conclusion can be drawn or a prediction can be made |
Evidence | Observations that make you believe something is true |
Precision | the ability to constantly repeat a measurement |
Accuracy | Ability to make a measurement that is as close to the actual value as possible |
Accuracy | A measurement that is as close to the actual measurement as possible |
Precision | Consistently repeating a measurement. |
Surveys | Questions that are answered by people Great for opinion questions. |
Experimental group | The group that gets the special treatment |
Dependent variable | it is measured. changes when the independent variable Changes |
Independent variable. | The variable you can control or change. |
Sampling | examining random individuals from a population. |
Model | objects or Ideas That represent other things |