click below
click below
Normal Size Small Size show me how
chapter 1
Term | Definition |
---|---|
hypothesis | A statement of what you think will happen during an investigation |
observation | Is something you find out objects, events, or living things by using your senses |
experiment | The use of scientific methods to test your hypothesis |
model | Models are objects or ideas that represent other things |
survey | Questions that are answered by people |
sampling | Taking random individuals and examining them |
variable | Something that can change in a test |
control group | The group that does not get the treatment |
procedures | Are step by step instructions for completing a task |
independent variable | A variable that you can control or change |
dependent variable | A variable that changes when an independent variable changes and ends up being the data |
experimental group | The group that gets the treatment |
data | Information that helps draw a conclusion |
precision | The ability to constantly repeat a measurement |
accuracy | The ability to make a measurement close to the actual value |
interference | A conclusion based on observations |
evidence | Observations that make you believe that something is true |