A graph of a wave is shown if the frequency f is 8.0 Hz what is the waves speed

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?

Determine the maximum r-value of the polar equation r =3+3 cos 0

You will be galileo perform the experiment to determine if objects with different mass fall at the same, or different, rates in the air and in a vacuum. (refer to the walk-through video to locate the online lab within the online textbook).