Asound wave travels at 330 m/sec and has a wavelength of 2 meters. calculate its frequency and period.

When applying kirchhoff's rules, one of the essential steps is to mark each resistor with plus and minus signs to label how the electric potential changes from one end of the resistor to the other. the circuit in the drawing contains four resistors, each marked with the associated plus and minus signs. however, one resistor is marked incorrectly. which one is it?

In physics the desire of an object to keep doing what it is doing is termed?

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?