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
qualitative observation
using your senses to describe the characteristics of an object-color, texture,taste
quantitative observation
using numbers or measurements to decribe something
inference
an explanation of an observation based on prior knowledge
hypothesis
a prediction based on prior knowledge. always written in an if can then statment
variable
any factor that can be manipulated, controlled for or measured in an experment.
control variable
what must stay the same in the eperment
mainpulated/ independent variable
the thing that you are testing or changing in an experment and it is graphed on the x-axis.
dependent responding variable
what you are measuring or observing in an experment 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
scientific data that supports your claim
reasoning
the how or why the evidence supports our claim; scientific rule
conclusion
a written summary of an experiment that uses evidence to prove what u have learned