1. Take out a sheet
of paper for notes.
# 70
Turn to p. 584

2. Electricity Notes atomic
Electricity begins at the ________ level where protons and electrons have electric charge.
_______ carry a positive charge.
Electrons carry a _________ charge.
____ form when atoms lose or gain electrons and become positively or negatively charged.
Electrons can move from object to object; _____ __________ is the buildup of electric charge on an object.
A flow of charge can be caused by ions moving in a __________.
Protons
negative
Ions
static electricity
solution

3. electric force
B. All objects exert an _______ _______ on each other; it can be attractive or repulsive.
1. Like charges repel, unlike charges _______.
2. Electric charges exert a force on each other at a distance through an _______
______ which exists around every electric charge.
attract
electric
field

4. Insulator
C. __________ - material which does not allow electrons to move easily
*Examples: _______, ______, ______,
and ________
D. __________ - material that allows electrons to move easily
* ________ are the best conductors
plastic wood glass
rubber
Conductor
Metals

5. Electric discharge
E. _______ __________ - rapid movement of excess charge from one place to another
* ________ is an example
F. _________ provides a pathway to drain excess charge into the Earth
* ________ _____ provide grounding for
many buildings
Lightning
Grounding
Lightning rods

6. Static
Electricity
Draw and
Label
- - -
+++
- - -

7. Static Electricity
Draw and Label