What can be concluded from the following statements about a property of metals? A cast-iron skillet on a stove used to fry bacon.
A metal spoon left in a pot of soup heating on a stove is too hot to touch.
An aluminum playground slide gets hot on a summer day.

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.

Which of these features are formed when hot groundwater is forced out through cracks in the earth's surface?

Rank the four gases (air, exhaled air, gas produced from from decomposition of h2o2, gas from decomposition of nahco3) in order of increasing concentration of co2