NSES Content Standard A 
Science as Inquiry: Understanding about scientific inquiry 
Grades K-4, page 123 

Scientific investigations involve asking and answering a question and comparing the answer to what scientists already know about the world. 
 

 
The most closely related benchmark is at a higher level of sophistication.

Benchmark 1B The Nature of Science: Scientific Inquiry
Grades 9-12, page 13
In the short run, new ideas that do not mesh well with mainstream ideas in science often encounter vigorous criticism. In the long run, theories are judged by how they fit with other theories, the range of observations they explain, how well they explain observations, and how effective they are in predicting new findings.