science and engineering practices Flashcards
(15 cards)
scientific method
the way scientist study and learn about the world.
observation
using your five senses to gather information about something.
quantitave observation
using your senses to describe the characteristics of an object-color,texture,smell
quantitative observation
using numbers or measurements
inference
an explanation of an observation based on prior knowledge
hypothesis
a prediction based on prior knowledge, always written in an when then questions.
variable
any factor that can be manipulated
control variable
what must stay the same in the experiment.
manipulated/independent variable
the thing that you are testing 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 that supports the claim
reasoning
explain how your evidence supports your claim
conclusion
a written summary of an experiment that uses the evidence to prove what you learned