❣how do scientists use ice to study ancient climates? a. through glacial deposits and ice cores b. through glacial deposits and ice ages c. through ice cores and pollen grains d. through pollen grains and ice ages which greenhouse gas is produced by commercial refrigeration and air conditioning systems? a. carbon dioxide b. fluorinated gas c. nitrous oxide d. methane

Analyze how limestone is weathered and identify the features that are formed as a result of this dissolution

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.

Use the measurements in the table to determine which unidentified metal has the highest density. metal volume mass a 10.5 cm3 122 g b 14.2 cm3 132 g c 16.1 cm3 115 g d 12.7 cm3 126 g