Answer as many as you can put the number next to the question you guys so much

Write a paragraph at least 10 sentences explaining how rocks are used today in society

Design techniques and materials that reduce the negative environmental impact of a structure are referred to as

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.