Which of these terms means that "the present is the key to the past”? a. superposition b. uniformitarianism c. relative age dating d. absolute age dating

What is the number of atoms in 3.54 mol s

Why doesn't heat added to water make the tempature rise above 100c

Which theory was contradicted by experiments with the photoelectric effect? light spreads out after it passes through a small opening. as soon as light strikes metal, electrons will be ejected. visible light, regardless of color, will cause the ejection of electrons when striking metal. the kinetic energy of ejected electrons depends on the frequency of light that strikes the metal.