What is Electricity? Quiz

What is the smallest part of an element that retains its chemical properties?

• Molecule

• Atom

• Electron

• Proton

What model is used to represent the inside of an atom in the text?

• Bohr model

• Quantum model

• Thomson model

• Rutherford model

What particles form the nucleus of an atom?

• Neutrons and electrons

• Protons and electrons

• Protons and neutrons

• Electrons and protons

What is responsible for electricity in an atom?

• Electrons

• Neutrons

• Nucleus

• Protons

What happens when an atom has more electrons than protons?

• It becomes positively charged

• It becomes negatively charged

• It becomes neutral

• It becomes an insulator

What is the term for the outermost shell of an atom?

• Middle shell

• Inner shell

• Valence shell

• Core shell

What type of material has high electron mobility?

• Non-conductors

• Insulators

• Conductors

• Semiconductors

What is the purpose of a fuse in an electrical circuit?

• To store electrical energy

• To cut the current flow when it becomes too high

• To decrease voltage

• To increase current flow

What happens in a short circuit?

• Electrons flow through a resistor

• Electrons flow without encountering resistance

• Electrons stop flowing

• Electrons are stored

What is the term for materials that do not easily give up electrons?

• Conductors

• Insulators

• Semiconductors

• Superconductors