Electricity Basics

The flow of electric charges is

• voltage

• current

• resistance

• electricity

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A closed path that electric current flows is a

• circuit
• wire
• track
• hallway

What is the unit of measurement for current?

• Amperes

• Ohm's

• Volts

• Watts

Opposite charges ____________________.

• repel

• attract

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When socks get stuck to towels in your dryer, this is an example of________________

• current electricity
• static electricity

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What charge does an electron have?

• negative (-)
• positive (+)
• neutral or no charge (0)

Which of the following is caused by static electricity?

• a stove getting hot when it is turned on
• a magnet being attracted to a refrigerator
• a lightning strike during a storm
• a light bulb coming on when a switch is turned on

What method of static charging is shown in this picture

• Polarization
• Friction
• Induction
• Conduction

Electricity is the flow of _________________.

• neurons

• electrons

• power

_________________ allow electricity to flow through easily.

• conductors

• construction

• constrictors