What is the energy of a photon of light whose frequency is 7.85 x 1015 Hz? A.5.20 x 10^-18
B.2.53 x 10^-41 )
C.3.82 x 10^-8)
D.2.36 X 10^24 J

Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.

Surface currents are caused by blank space . question 14 options: surface currents are caused by? differences in water temperature high salinity differences in density wind forces

According to the diagram, what sources contribute to the phosphorus found in soil? according to the diagram, phosphorus found in soil contributes phosphorus to what other sources?