The first strings of holiday lights were manufactured as series circuits. which explains why this method is no longer used? a. in order for a series circuit to remain closed, enabling electrons to flow, all lights must work. b. in a series circuit, if all lights work the circuit remains open, but if one burns, it closes the circuit. c. lightbulb manufacturers stopped making lightbulbs that could be wired in series. d. series circuits require more wire to keep electrons flowing between lightbulbs.

What type of energy do chemical bonds have? what type of energy is it converted to during chemical reactions? question 15 options: chemical bonds have kinetic energy, which is converted to potential energy during chemical reactions. chemical bonds have electric energy, which is converted to potential energy during chemical reactions. chemical bonds have heat energy, which is converted to kinetic energy during chemical reactions. chemical bonds have potential energy, which is converted to heat energy during chemical reactions.