What will be the final stage in the sun's life cycle? a) white dwarf b) red giant c) planetary nebula d) black dwarf

Does anyone know what the schooling version of sos mean? example

When sodium chloride dissolves in water the sodium cholride dissociates into?

Select the correct answer. which of the following statements is a scientific claim? a. the early solar system had large amounts of water; so, the oldest objects in the solar system should also be abundant in water. b. the mass of the universe is much greater than current models predict; it is not possible to explain this inconsistency. c. planet earth is abundant in water, but there is no way to scientifically determine from where earth's water originated. d. earth is shaped like a sphere even if not all of the scientific observations related to its shape support this idea.