The main reason that scientists would do a descriptive investigation is that . A. they don't like doing normal experiments B. they can't make observations about their topic C. they're trying to make a significant new scientific discovery D. they're studying something for which they can't do an experiment

Non metal is an element or substance that is not a metal metal is a solid material that is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivitymetalloid is an element (e.g., germanium or silicon) whose properties are intermediate between those of metals and solid nonmetals. they are electrical semiconductors.

Electrical charges of ionic bonds