AC

What is an invisible force that has the ability to attract ferrous metals

• Magnetism

• Line of force

• Field strength

• Electromagnetism

what is the space surrounding the a magnet where the magnetic force is felt

• Lines of force

• Magnetic field

• Magnetism

• Electromagnetic force

What are the lines used to illustrate and describe the pattern of magnetic force

• Magnetic field

• Field strength

• Lines of force

• Magnetism

when a current flows through a conductor it creates a magnetic field around the conductor is called

• Electromagnetism

• Magnetism

• Field strength

• Lines of force

When the current produces a magnetic field around a conductor is called

• Blah

• magnetic field

• Strength field

• Electromagnetic field

What is the number of turns of the conductor in the coil

• Field strength

• Line of force

• Magnetic field

• blah

___ flows in only 1 direction and can change magnitude but not polarity

___ Changes magnitude and polarity

What is a physical activity that rises and falls periodically

• Wave

• Waveform

• AC waveform

• DC waveform

what is a graphic representation of the shape of a wave that indicates characteristics

• AC

• Wave

• Waveform

• DC