As energy is transferred or conserved, some of that energy becomes unavailable to do work. What happens to this unavailable energy?(1 point)

Question

Responses

The unavailable energy is conducted
The unavailable energy is conducted

The unavailable energy is destroyed
The unavailable energy is destroyed

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

electrical energy converts to sound energy
electrical energy converts to sound energy

sound energy converts to kinetic energy
sound energy converts to kinetic energy

chemical energy converts to electrical energy
chemical energy converts to electrical energy

electrical energy converts to heat energy

Answer 1

For the first question, the correct answer is:

The unavailable energy is given off as heat.

For the second question, the correct answer is:

electrical energy converts to sound energy.