During energy conversions, some energy is always lost as light , heat , electricity or chemical energy?

True or false graphs must include scales that increase by the same amount

What part of the ear is names after tools, such as the hammer and the anvil?

You have a resistor and a capacitor of unknown values. first, you charge the capacitor and discharge it through the resistor. by monitoring the capacitor voltage on an oscilloscope, you see that the voltage decays to half its initial value in 3.00 ms . you then use the resistor and capacitor to make a low-pass filter. what is the crossover frequency fc?