Chapter2 study guide

the area of magnetic force around a magnet

• magnetism

• magnet

• magnetic field

• magnetic declination

Tags

NGSS.MS-PS2-5

lines that map out the invisible magnetic field around a magnet

• magnetic field

• magnetic field lines

• magnetic declination

• magnetism

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NGSS.MS-PS2-5

the difference between geographic north and the north to with a compass needle points

• magnetic declination

• magnet

• magnetism

• magnetic force

a coil of a wire with current

• magnetism

• magnet

• magnetic force

• solenoid

Tags

NGSS.MS-PS2-3

four ways to increase the strength of an electromagnet

• Increase the current in the solenoid

• Add more loops to the wire

• Wind the coil closer together

• Use something more magnetic than iron for the core

• Flip the battery

Generating electric current from the motion of a conductor through a magnetic field

• Direct current

• Alternating current

• Electromagnetic induction

• Transformers

Tags

NGSS.HS-PS2-5

Current with charges that flow in one direction

• Direct current

• Alternating current

• Transformer

• Electromagnetic induction

A constantly reversing current

• Directcurrent

• Alternating current

• Transformer

• Electromagnetic induction

A device that increase or decrease voltage

• Electrical energy

• Mechanical energy

• Motors

• Transformers