Electric Charges Quiz

What are protons described as in the context of electric charges?

• Negatively charged particles

• Neutral particles with no charge

• Positively charged particles

• Particles that do not exist in atoms

What happens when an object gains electrons?

• It becomes positively charged

• It remains neutral

• It becomes negatively charged

• It loses its electric force

According to the text, what type of charges attract each other?

• Like charges (positive and positive)

• Neutral charges

• Opposite charges (positive and negative)

• All charges attract each other

Which method involves the movement of electrons through direct contact?

• Friction

• Induction

• Conduction

• Radiation

What is the effect of like charges ?

• They neutralize each other

• They attract each other

• They repel each other

• They create a static condition

What is the function of an electroscope?

• A device that produces electrical energy

• A device to detect a charge

• A material in which charges move easily

• A type of electrical discharge

Which of the following is a characteristic of conductors?

• Charges cannot move easily

• Electrons do not move

• Material in which charges move easily

• Only transfers heat, not electricity

What is static electricity?

• A buildup of heat on an object

• A buildup of magnetic forces on an object

• A buildup of electric charges on an object

• A buildup of mechanical energy on an object

What type of current is described by electrons moving in one direction only?

• Alternating current (AC)

• Direct current (DC)

• Static current

• Variable current

What does the cell of a battery do?

• To store mechanical energy

• Produces an electric current by converting chemical energy into electrical energy

• To conduct sound waves

• To emit light energy