What is the energy bf a radio wave whose frequency is 6.2 x 10^6 Hz?

The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion

The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.

What is the standard unit of measure for acceleration?