Electricity and Circuits Review

Which tool is used to detect electric charge?

• Ammeter
• Electroscope
• Voltmeter
• Thermometer

How does charge flow in voltage difference?

• Low to high.

• Charge flows randomly in voltage difference.
• Charge flows in both directions simultaneously in voltage difference.
• High to low.

What allows charge to act at a distance?

• Gravitational fields
• Electric fields
• Magnetic fields
• Sound waves

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What are insulators?

• Materials that do not conduct electricity well.

• Materials that are highly reactive with other substances.

• Materials that are transparent to light.

• Materials that conduct electricity well.

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Which can transfer charge from a distance?

• Induction

• Infrared

• Conduction
• Friction

Current is the flow of what?

• Protons

• Electrons

• Perpendicular energy

• Neutrons

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What converts chemical energy to electrical energy?

• Solar panel
• Battery
• Generator
• Wind turbine

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What is the process of redirecting charge from a building?

• Transfer of neutrons

• Grounding

• Induction

• Insulating

What is the tendency of an object to oppose the flow of electrons?

• Resistance
• Current
• Impedance
• Conductance

What does Ohm's law relates to?

• Ohm, Ampere, and Watt
• Voltage, current, and resistance
• Resistance, capacitance, and inductance
• Voltage, current, and power