Intro to Science 8

Science

a way of learning about the natural world that is based on evidence and logic

State a Problem

write a clear and concise statement that defines a problem

Ask a Question

ask a how? or why? question based on an observation

Background Research

look at what other scientists have already investigated about the problem or question

Hypothesis

educated prediction based on background research (if...then)

Observation

collected factual data from your senses

Inferences

opinions and thoughts about observations

Experiment

process created to test a hypothesis

Variables

factors of an experiment that are likely to vary or change

Constant/Controlled Variables

variables that are not changed during the experiment

Independent Variable

the variable which you, the scientist, change

Dependent Variable

the variable that is observed and changes in response to the independent variable

Data

measurable, precise results (graphs, lists, charts, etc.)

Quantitative Data

numerical data

Qualitative Data

data determined by senses

Conclusion

final summary that reflects on the hypothesis and investigation