Electrostatics Quiz

An electron carries a negative electric charge.

• true

• false

Coulomb's Law describes the ________ between two charges as inversely proportional to the square of the distance between them.

• force

• field

• energy

• distance

The electric field inside a conductor in electrostatic equilibrium is ______.

• uniform

• decreasing

• zero

• increasing

Electric charge is a scalar quantity.

• true

• false

Electrons move freely in insulators.

What is the basic unit of electric charge?

• Coulomb

• Ampere

• Volt

• Newton

What is the term for a material that does not allow electric charges to move freely?

• Conductor

• Superconductor

• Insulator

• Semiconductor

What is the principle that states that like charges repel and opposite charges attract?

• Coulomb's Law

• Law of Conservation of Charge

• Law of Universal Gravitation

• Ohm's Law

What is the term for materials through which electric charges can flow easily?

• Insulators

• Conductors

• Semiconductors

• Resistors

Which of the following particles has a positive electric charge?

• Electron

• Neutron

• Proton

• Photon