ELECTRIC FIELD

electric force

a noncontact force

electric charge q

exert force on other charged objects even though they are at some distance away

electric field

The space surrounding a charged body is

electric field

causes any charged particle placed in it to experience an electric force

michael faraday

English scientist who made important discoveries in electricity and magnetism, introduced the use of electric lines of force to map out an electric field.

positively charged particles

negatively charged particles

toward infinity

Lines of force start from ________ and end on ________ or continue ______

intersect

break

Lines of force neither ________ nor ______ as they pass from one charge to another

pass

Lines of force neither intersect nor break as they ____ from one charge to another

neutral point

the point where no lines of force pass

lines of force

The greater the number of______, the stronger the electric field

zero

The electric field is ______ at the neutral point

neutral field

point where the resultant field is subtractive and the electric fields are equal but oppositely directed.

like charges

A neutral point between two _________ is a point between the two charges and nearer the smaller charge.

unlike charges

a neutral point between two ________, lines of force can pass from positive to negative charge.

electric field intensity.

strength of the electric field at a point charge

region of space

An electric field exists in the________ around a charged object or a source charge

experience

When another charged object enters this electric field, it will ________ an electric force.

formula magnitude of electric field

electrostatic potential

elecric potential is also called what

italian physicist Alessandro Volta

volt is named after who

volt V

SI unit pf electric potential

electric potential formula

voltage

potential difference is often referred to as

potential difference

the difference in electric potential between two points in an electric field.

potential difference

It represents how much work is needed to move a charge between those two points.

voltage

a measure of the energy per unit charge required to move a charge from one point to another

volt V

unit of potential difference

capacitor

One important element in an electric circuit

storing charges

A capacitor is a device for _____.

capacitance

the ability of a capacitor to store charges.

area

The bigger the __________ of the plates, the greater the capacitance

the greater the capacitance

The bigger the area of the plates, ___________