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chapter 1
science
Term | Definition |
---|---|
hypothesis | a statement of what you think will happen during an investigation |
observeration | something you find out about objects, events, or living things by using your senses |
experiment | use of scientific methods to test you hyothesis |
variable | something u can change in a test |
control group | the group that DOESNT get the special treatment |
procedures | step-by-step instructions for completing a task |
data | information from which a conclusion can be drawn or a prediction can be mad |
precision | ability to consistently repeat a measure |
accuracy | ability to make a measurement that is as close to the actual value as possible |
inference | a conclusion based on observations |
evidence | observations that make you believe that something is true |
independent variable | the one that you can control |
dependent variable | changes when an independent variable changes-it is what gets measured- gives you data |
model | objects or ideas that represent other things |
survey | questions that are answered by people {great for opinion questions} |
sampling | examining random individuals from a population |
experimental group | the group that gets the special treatment!! |