Explain that sometimes people aren’t sure what will happen because they don’t know all the factors that may have an effect on the outcome.
Unifying Concepts of Science.
Nature of Science (NOS)
No resources have been tagged as aligned with this standard.
Know when comparisons might not be fair because some conditions are not kept the same.
Demonstrate that if something consists of many parts, the parts usually influence one another.
Realize that results of similar scientific investigations seldom turn out exactly the same, but if the differences are large it’s important to try to figure out why.
Recognize that most everything has limits on how big or small it can be.
Provide examples that demonstrate that something may not work well (or at all) if a part of it is missing, broken, worn out, mismatched, or misconnected.