Solar cells are used to power a person’s house. Which statement about the process is correct?(1 point)
Responses
Energy from the sun will equal the energy needs of the house because energy is not created or destroyed.
Energy from the sun might be greater than the energy needs of the house, so some energy will be stored and/or wasted.
Energy from the sun might be greater than the energy needs of the house because some energy is destroyed in the process.
Energy from the sun might be less than the energy needs of the house, but solar cells make up for this difference.
3 answers
Energy from the sun might be greater than the energy needs of the house, so some energy will be stored and/or wasted.
A particular circuit is made up of a battery, a switch, a buzzer, and wires connecting the components. All of the components are in working order, but the buzzer does not make noise. Which statement explains this observation?(1 point)
Responses
The load cannot convert electrical energy.
The circuit lacks a power source.
The switch is open.
The conductors are not attached.
Responses
The load cannot convert electrical energy.
The circuit lacks a power source.
The switch is open.
The conductors are not attached.
The circuit lacks a power source.
1 answer