What is the white part of each water molecule and what are the red parts of the water molecules?

Which lists the main components of darwin’s theory of evolution? a. random mutations drive evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms do not change. b. natural selection drives evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms change over time. c. natural selection drives evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms change over time. d. random mutations drive evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms do not change.

Is there a point between a 10 nc charge and a 20 nc charge at which the electric field is zero?

Acid precipitation chemically weathering a 5.0-kg limestone rock . which coukd be the result ?