|_____||insulator||1) a deficiency of electrons|
|_____||induction||2) a device for detecting the presence of electric charge|
|_____||charged||3) a term referring to matter having an excess or deficiency of electrons|
|_____||electroscope||4) a material that does not allow electric charges or heat to move freely on or through it|
|_____||lightning rod||5)an electric discharge caused by electrons jumping from one conductor to another through the air|
|_____||ground||6) to connect a conductor through some conducting material directly to the Earth|
|_____||positive||7) the process by which an object having an electric charge produces the opposite charge in a neighbouring object without actually touching it|
|_____||spark||8) a metal rod or wire attached to a building to prevent lightning damage by conducting the electrons to the ground|
New Teacher Survival Central Find free resources for new teachers including tech tools, tips, blogs, classroom management, parent communication advice and more
Siemens STEM Academy Apply today for all-expenses-paid STEM professional development opportunities!
Web 20.11 Check out hundreds of free resources at your fingertips.