Scientific Method Flashcards
What is the difference between an observation and an inference?
Observation is based on fact, Inference is based on assumption
What must a hypothesis be?
testable
What is the part of the experiment that is changed?
Independent variable
What is the result of the experiment?
Dependent variable
How many independent variables should there be?
One
What should all independent variables be?
measurable or comparable
What is the experiment without the independent variable?
control
What is anything that does not change in an experiment?
constant
What does DRY stand for?
Dependent, Result, Y-axis
What does MIX stand for?
Manipulated, Independent, X-axis
What are three ways to reduce bias?
- repeat the experiment
- have someone else repeat the experiment
- larger sample size
How is data organized?
tables and graphs
From analyzing the data, what are we able to do?
Make a conclusion
