electrostatics quiz

Study of electrical charge at rest, i.e., static electricity

electrostatics

An object is __________ any time there is an excess or a deficiency of electrons

electrified

Discharges of these electrons range from _____ ______ to ________

small sparks, lightning

The ______ acts as an essentially infinite reservoir for charge

ground

by __________ structures, any static electricity built up on them can be dissipated

grounding

The unit for electrical charge

Coulomb

The coulomb

6.3 X 10^18 electrons

slightly more than _ billion billion electrons in a coulomb

6

A positive charge of one Coulomb means that an object is _______ in electrons

deficient

In fluids, both negative and positive charges will drift toward the ________ charge

opposite

However, in ______ objects where the atoms are locked in place, only electrons loosely bound in outer shells will move

solid

how many laws of electrostatics

5

Like charges _____ each other, opposite charges ______

repel, attract

In solid objects, only ________ charges (electrons) can move

negative

In solid objects, electrical charges exist only on the _________ of the object

surface

In solid objects, charge will concentrate at the greatest _________ of the surface

curvature

The _____ of electric charge follows Coulomb’s Law

force

_________ states force of repulsion or attraction between two charges is:
A. Proportional to the product of the two charges
B. Inversely proportional to the square of the distance between the two charges

coulombs law

F = k (Q1 Q2)/D2

coulomb’s equation

what letter represents the amount of charge on each object

Q