Electrostatic

What phenomenon refers to static electricity?

• Electrostatics

• Coulomb's Law

• Electric current

• Electromagnetism

Who discovered that amber attracts dust and leaves?

• Isaac Newton

• Thales of Miletus

• Aristotle

• Albert Einstein

What type of charge does an ion with excess electrons have?

• Neutral charge

• Negative charge

• Positive charge

• Electric charge

What instrument is used to detect the presence of an electric charge?

• Multimeter

• Electroscope

• Amperemeter

• Voltmeter

What happens when two charges of the same sign approach each other?

• They neutralize

• They do not interact

• They repel each other

• They attract each other

What does Coulomb's Law establish?

• The electric force is inversely proportional to the distance

• The electric force is directly proportional to the distance

• The electric force is independent of the charge

• The electric force is directly proportional to the product of the charges

What is electric flow?

• The amount of charge in a circuit

• The electric field lines that cross a surface

• The energy stored in a capacitor

• The resistance of a conductor

What does the constant of proportionality represent in Coulomb's Law?

• The total charge

• The distance between charges

• The permittivity of free space

• The electric force

What is an electric field?

• An area where there is no charge

• A conductor of electricity

• A type of energy

• A field that produces force on charges

What happens to the electric potential energy when a charge moves against the electric field?

• Remains constant

• Decreases

• Converts to kinetic energy

• Increases