Which of the following is a law? A. an idea which cannot be disproven
B. an idea which has been disproven
C. an idea which has not yet been disproven
D. an idea that is supposed to be disproven

What part of the brain is highlighted in the diagram below?

1) what three conditions must be present for minerals to form through natural processes? 2) why are minerals considered inorganic substances? 3) how do oxides differ from other minerals that contain oxygen atoms? 4) how is a sulfide different from a sulfate? what makes native elements unique?

Ascientist is conducting an investigation that involves water, silver, carbon dioxide, and oxygen gas which group of statements best describes all of the materials he is using in the investigation?