Static Electricity 2019

The unit of charge

• coulomb

• joule

• voltage

• meter

Coulomb's Law constant

• k

• 9 x 10⁹

• G

• 6.67 X 10^-11

The unit of electrical force

• Fe

• Newton

• coulombs

• volts

The symbol for electric charge

• C

• Q or q

• d

• Fe

Coulomb's Law

• Fg = Gm₁m₂ /(d²)

• Fc = mv² / r

• Fe = kQ₁Q₂ / (d²)

• charge cannot be created or destroyed, but can be transferred.

The neutral particle of an atom

• electron

• proton

• neutron

• nucleus

The positive particle in an atom

• neutron

• proton

• electron

• electron cloud

The negative particle of an atom

• electron

• proton

• neutron

• nucleus

Any material that allows electrons to flow through it easily. A good example is a metal.

• conduction

• conductor

• induction

• insulator

Any material that does NOT allow electrons to pass through it easily. Plastic, wood, glass and rubber are good examples.

• Conductor

• Conduction

• Insulator

• Induction