Why does the modern model of the atom use an electron cloud? A Electron location is visualized as a 95% probability. B Electrons produce a gas around the nucleus. C Electrons block sunlight and this act like a cloud.

Why aren't the stains like crystal violet and safranin washed away with water during simple staining?

Acell in the human nervous system whose primary function is to form myelin and the blood-brain barrier, respond to injury, remove debris, and enhance learning and memory is called a(n) cell.

Which statement correctly describes other ways in which nebulae and stars are different? a. a star always has a higher density than a nebula. b. stars can form inside a nebula but a nebula can never be produced by any star. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star. reset submit