Science and Engineering Practices Flashcards
Scientific method
Scientific method - the way scientists study and learn about the world
Observation
Using your five senses to gather information about something
Qualitative Observation
Using your senses to describe the charecteristics of an object-color, texture, taste.
Quantitative Observation
Using numbers or measurements to describe something
Inference
An explanation of an observation based on prior knowledge
Hypothesis
A prediction based on prior knowledge. Always written in a if-then statement
Variable
Any factor that can e manipulated, controlled for, or measured in an experiment
Control Variable
What must stay the same in an experiment
Manipulated/Independent Variable
The thing that you are changing/testing in an experiment and it is graphed on the X axis
Dependent/Responding Variable
What you are measuring or observing in an experiment and it is graphed on the Y axis
C E R
Claim - Evidence - Reasoning
Claim
Is the question you’re trying to answer
Evidence
The scientific data that supports your claim
Reasoning
The how or why the evidence supports our claim; scientific rule
Conclusion
You state whether your prediction was confirmed or not and try to explain your results