6Th Grade Science, Chapter 22

Front 1

area surrounding a magnet through which magnetic force is exerted and that extends between a magnet’s north and south poles

Back 1

magnetic field

Front 2

group of atoms whose fields point in the same direction

Back 2

magnetic domain

Front 3

magnetic field surrounding Earth that deflects most of the charged particles flowing from the Sun

Back 3

magnetosphere

Front 4

magnet created by wrapping a current-carrying wire around an iron core

Back 4

electromagnet

Front 5

device that transforms electrical energy into kinetic energy

Back 5

motor

Front 6

southern and northern lights that appear when charged particles trapped in the magnetosphere collide with Earth’s atmosphere above the poles

Back 6

aurora

Front 7

device that uses a magnetic filed to turn kinetic energy into electrical energy and can produce direct current and alternating current

Back 7

generator

Front 8

electric current that changes its direction many times each second

Back 8

alternating current (AC)

Front 9

device that changes the voltage of an alternating current with little loss of energy

Back 9

transformer