TrashketballElectricReview

What stores chemical energy and transfers it to electrical energy?

• Capacitor
• Solar panel
• Battery or cell

• Generator

Which type of electrical flow occurs when electrons flow in only one direction?

• Alternating Current (AC)
• Static Electricity
• Capacitive Current
• Direct Current (DC)

Do longer wires have higher or lower resistance than similar wires?

• Resistance is unaffected by the length of the wire.
• Longer wires have lower resistance than similar wires.
• Shorter wires have higher resistance than similar wires.
• Longer wires have higher resistance than similar wires.

What unit is used to measure resistance?

• Ohm
• Joule
• Watt
• Volt

What component stores electricity and quickly discharges it when there is a drop of voltage?

• Resistor
• Inductor
• Transformer
• Capacitor

What is the unit for power?

• ohm
• volt
• joule
• watt

What is the characteristic of allowing electricity to flow in one direction through a component?

• Polarity

• Conduction
• Induction
• Capacitance

What is the name for an electric device that prevents too much current from flowing by blowing or breaking?

• Resistor
• Fuse
• Transformer
• Circuit breaker

What converts mechanical energy into electrical energy?

• Transformer
• Motor
• Generator
• Battery

Which type of electrical flow occurs when electrons flow back and forth?

• Direct Current (DC)
• Static Electricity
• Pulsating Current
• Alternating Current (AC)