ELETRICIDADE

Qual é a unidade de medida para carga elétrica?

• Coulomb (C)

• Newton (N)

• Ohm (Ω)

• Joule (J)

What is the unit of measurement for the intensity of electric current (SI)?

• Volt (V)

• Ohm (Ω)

• Joule (J)

• Ampère (A)

Which of the following is an example of electric current?

• the most efficient form of energy

• a type of sound wave

• the speed of light in a vacuum

• the movement of electric charges

Which of the following materials is not a good conductor of electricity?

Find out which material won't let the electricity flow!

• Wood

• Metal

• Plastic

• Glass

What happens when an atom gains charge?

• electrons

• photons

• protons

• neutrons

What are the charges of the components that make up an atom?

• Protons: positive charge, Neutrons: neutral, Electrons: negative charge

• Protons: positive charge, Neutrons: negative charge, Electrons: neutral

• Protons: neutral, Neutrons: positive charge, Electrons: negative charge

• Protons: negative charge, Neutrons: neutral, Electrons: positive charge

Which of the following materials are considered electrical insulators?

• Copper, steel, and nickel

• Plastic, rubber, and duct tape

• Teflon, vinyl, and lead

• Silk, aluminum, and paper

Quem descobriu a eletricidade?

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Tesla invented a transformer that generated electricity wirelessly. What is the name of this generator?

• Machine of Infinite Energy

• Tesla Coil

• Electric Power Transformer

• Wireless Energy Generator

Quem inventou a pilha?

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