The arrow labeled C represents a transfer of chemical energy to mechanical energy. Explain why this is true or false.

The of a machine determines its "usefulness." a. input force b. output force c. mechanical advantage

When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell

You are doing a science experiment with a fahrenheit thermometer. your data must be in degrees celsius. if you measure a temperature of 125°f, what is this temperature in degrees celsius