14. As energy is transferred or conserved, some of that energy becomes unavailable to do work. What happens to this unavailable energy?(1 point)
Responses
The unavailable energy is destroyed
The unavailable energy is destroyed
The unavailable energy is conducted
The unavailable energy is conducted
The unavailable energy is given off as heat
The unavailable energy is given off as heat
The unavailable energy is given off as microwaves
The unavailable energy is given off as microwaves
Question 15
15. Betsy uses an electric alarm clock to wake up for school. What energy transformation happens in the alarm clock to help her wake up?(1 point)
Responses
chemical energy converts to electrical energy
chemical energy converts to electrical energy
electrical energy converts to heat energy
electrical energy converts to heat energy
sound energy converts to kinetic energy
sound energy converts to kinetic energy
electrical energy converts to sound energy
1 answer
3 answers