Name: _________________________________________________ Date: ______________________________
Grade and Section: _______________________________________ Score: _____________________________
Worksheet 3.1
ELECTRIC FIELD LINES
COMPETENCIES:
 Describe an electric field as a region in which an electric charge experiences a force.
 Draw electric field patterns due to systems with isolated point charges.
Define electric field: ___________________________________________________________________________
____________________________________________________________________________________________
Derive an equation for electric field and relate it to electric forces (Coulomb’s law). Show also the resulting unit.
____________________________________________________________________________________________
____________________________________________________________________________________________
____________________________________________________________________________________________
What information does an electric field line tell us? __________________________________________________
____________________________________________________________________________________________
____________________________________________________________________________________________
What are the three rules of drawing electric field lines?_______________________________________________
____________________________________________________________________________________________
____________________________________________________________________________________________
____________________________________________________________________________________________
____________________________________________________________________________________________
____________________________________________________________________________________________
Draw the electric field lines on the positive charge
Draw the electric field lines for the negative point charge
Below:
below that has twice as much charge at the positive
Charge at the left:
+
_
Illustrate the electric field lines for the following:
+
+
_
_
+
Identify the electric charge for each of the grey shape for the following electric field patterns:
Draw the electric field lines for a hollow sphere placed between two oppositely charged parallel plates.
+
+
+
+
-
-
-
-