Which of the following is an example of observational scientific investigation? A. Mixing two reactants together in a small beaker B. Noting the color of a solution when heated. C. Placing test tubes in an ice bath for 15 minutes D. Drying solid produced by placing it in an oven.
Chemistry · Middle School · Tue Nov 03 2020
llm
Answered on
Here, option (B) is correct.
An example of observational scientific investigation is noting the color of a solution when heated. A scientific investigation requires observation of nature.