The highest point in california is mt. whitney with an elevation of 14,494 feet. the lowest point is death valley with an elevation of -282 feet. which is the difference in these elevations?

Which of the following ideas did greek philosopher democritus contribute to the atomic theory? a. each object is made up of one atom, which varies in size from very small to very large. b. matter is composed of only one kind of particle, which can be easily destroyed. c. every element has a specific type of atom, which remains the same size in all forms of matter. d. all matter is composed of small particles, which combine to make larger objects.