? is the measure of the force of gravity pulling on an object?

In a given chemical reaction, the energy of the products is greater than the energy of the reactants. which statement is true for this reaction?

Which types of electromagnetic waves have higher frequencies than the waves that make up ultraviolet light? check all that apply. radio waves infrared light microwaves gamma rays visible light x-rays

Apropagating wave in space with electric and magnetic components. these components oscillate at right angles to each other. it may travel in a vacuum. determine the term.