Complete each statement with the corret from the Study Guide. 24. A(n) __ can be used to change the voltage of an alternating current. 25. A(n) __ is the region where the magnetic field of magnet is strongest. 26 __ does not change direction. 27. The properties and interactions of magnets are called __ 28. A group of atoms with aligned magnetic poles is called a(n) __ 29. A device that uses an electromagnet to measure electric current is a(n) __

24. A(n) **transformer** can be used to change the voltage of an alternating current.<br /><br />25. A(n) **pole** is the region where the magnetic field of a magnet is strongest.<br /><br />26. **Direct current (DC)** does not change direction.<br /><br />27. The properties and interactions of magnets are called **magnetism**.<br /><br />28. A group of atoms with aligned magnetic poles is called a(n) **domain**.<br /><br />29. A device that uses an electromagnet to measure electric current is a(n) **galvanometer**.