2a.5 - Static Electricity Flashcards
1
Q
What is a build up of static caused by?
A
Friction
2
Q
How is static electricity produced?
A
- When certain insulating materials are rubbed together, negatively charged electrons will be scraped off one and dumped on the other
- This will leave a positive charge on one and a negative charge on the other
3
Q
What does which way the electrons travel as part of static electricity depend on?
A
The two materials involved
4
Q
Which way do the electrons travel when a polyethene rod is rubbed by a duster?
A
Electrons move from the duster to the rod
5
Q
Which way do the electrons travel when an acetate rod is rubbed by a duster?
A
Electrons move from the rod to the duster
6
Q
What is a static charge ALWAYS caused by?
A
The moving of electrons
