Why does ice float on water? a. the temperature of ice is lower than the temperature of water b. the temperature of water and ice are the same c. the density of ice is less than the density of water d. the density of ice is greater than the density of water

Which fators influence ocean currents

Which statement best describes copper? a. it has a low resistance and prevents charges from moving freely. b it has a high resistance and allows charges to move freely. c. it has a high resistance and prevents charges from moving freely. d. it has a low resistance and allows charges to move freely

What is the energy of a photon of ultraviolet radiation with a frequency of 4.4 × 1015 hz? planck’s constant is 6.63 × 10–34