Charges
Process of charging an object by bringing a charged object close to another object that is grounded.
Induction
Coulomb's Law depends on...
Charge and Distance
A test charge is _____
Positive
In a conductor ____ are allowed to move freely
Electrons
Opposite charges __________
Attract
Both insulators and conductors can be charged by ____
Contact
If the distance between the charge doubles the force will be
1/4 as great
An electric field has both ______ and ______
Magnitude and Direction
The electric field inside of a hollow conductor is ___
0
A coulomb is ______
The unit of charge
Insulators cannot be charged by ______
Induction
The elctric force between two charges is strongest when?
The charges are close together
For a positive charge the electric field lines would be drawn how?
pointing out toward infinity
where will excess charge collect on a hollow conductor
Surface
Electric field strength is measured in by the effect on ____________ located in the field.
Charges
How many coulombs (charge) are there if the electrical PE is 1000 Joules and the electrical potential is 500 Volts?
2
two identical charges are both quadrupled in size. the electric force will be
16 times bigger
The arrows of the electric field lines shows the ______ of the force on a positive test charge
Direction
The electric field inside a conductor is always zero
Yes
If an object becomes negatively charged it ____ electrons
Gains
A rubbed balloon sticks to a wall because of _____
Polarization
Coulomb's law follows the _______ _______ law
Inverse square
An electric field can be shielded by surrounding the conductor with a
Conducting surface
The distribution of charge on the surface of conducting solid depends on its ______
Shape
The resultant force on a charge is the sum of the ________ of the individual forces acting on a charge
Vector