Radio - Which device changes electrical energy into sound energy?, Using energy with less waste - Which statement about energy efficiency is correct?, The rest stay on - In a parallel circuit, if one bulb burns out, what happens?, Something that provides energy for the circuit - What is a power source in an electrical circuit?, Kinetic (movement) energy - What type of energy is produced by a fan?, A circuit with one path for current to flow - What is a series circuit?, Battery - Which of these is a source of electrical energy in daily life?, Glass - Which material is an insulator?, The light turns on - What happens in a closed circuit?, To control or limit the current - What is the purpose of a resistor in a circuit?, Copper - Which material is a conductor?, Each part works independently - Why are parallel circuits often better than series circuits?, Rubbing a balloon on your hair - Which of the following is an example of static electricity?, The circuit is broken and electricity cannot flow - What happens in an open circuit?, The change of energy from one form to another - What does energy transformation mean?, A circuit with more than one path for current - What is a parallel circuit?, A form of energy - What does electricity mean?, It helps save energy and protect the environment - Why is energy efficiency important?, Static electricity stays in one place, current electricity flows - What is the difference between static and current electricity?, Electrical → Light + Heat - When a light bulb is on, what energy transformation happens?,

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