Milady Chapter 13

When electricity is in motion it exhibits magnetic, ______, or thermal effects.

• unchemical

• nonchemical

• chemical

• biochemical

What is the movement of electrons from one atom to another along a conductor?

• Electron transport

• Electronics

• Electrical charge

• Electricity

What is another name for materials that are nonconductors?

• Insulators

• Inverters

• Converters

• Rectifiers

Rubber, silk, wood, and glass are common examples of:

• modalities

• currents

• insulators

• converters

The path of an electric current from the generating source through the conductors and back to the original source is a(n) _____ electric circuit.

• integrated

• complete

• linear

• direct

What are two types of electric current?

• Static & alternating

• Direct & converted

• Static & converted

• Direct & alternating

Which phrase best describes direct current?

• Rapid & interrupted flow

• Associated with wall outlets

• Produced by chemical means

• Travels in two directions

Rapid and interrupted current that flows in one direction and then in the opposite direction is known as _____ current.

• alternating

• auxiliary

• direct

• sporadic

Normal electric wall sockets that power a hair dryer or curling iron are _____ volts.

• 100

• 120

• 200

• 220

What unit measures the strength of an electric current?

• Ampere

• Ohm

• Volt

• Watt