Question

PLEASE HELP WITH EASY 8TH GRADE MATH!

Which of the following is an example of observational scientific investigation?

A)Mixing two reactants together in a small beaker.

B)Drying solid produced by placing it in an oven.

C)Placing test tubes in an ice bath for 15 minutes.

D)Noting the color of a solution when heated.

Answer 1

I would say C because youre watching something for a set time. scientific method requires observations of nature and formulating and testing the hypothesis.