science and engineering practices Flashcards
scientific method
The way scientist study and learn about the world
observation
using your five senses to gather information about something
control variable
what must stay the same in the experiment.
qualitative observation
using your senses to describe the characteristics of an object color, texture, taste.
quantitative observation
using numbers or measurements to describe something. Example 10 meters 450 milliliters 176 grams
inference
An explanation of an observation based on prior knowledge.
variable
Any factor that can be manipulated, controlled for, or measured in an experiment.
hypothesis
a prediction based on prior knowledge. Always written in an if then statement
Example:
If I put the ice cube in the sun then the ice cube will melt.
Manipulated/independent variable
the thing that you are testing or changing in an experiment and
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 answer to the question you are trying to answer.
evidence
find information from a text or other sources thats supports the claim sentence starters one example from the text in the text according to the text
Reasoning
Explain how your evidence supports your claim
sentence starters
based on this evidence, we must conclude, restate your claim, because your analysis.
conclusion
A written summary of an experiment that uses evidence to prove what you learned
Conclusion- you state whether your prediction was confirmed or not and try to explain your results