Conductors and Insulators MCQs Quiz Worksheet PDF Download

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MCQs on Conductors and Insulators Quiz PDF Download

MCQ: In conductors, electrons can flow because their

  1. ions are free
  2. protons are free
  3. electrons are free
  4. negative ions are free

C

MCQ: Poor conductor of electricity is

  1. silver
  2. aluminum
  3. water
  4. copper

C

MCQ: Ions are charged particles. They are formed when an atom

  1. gains electrons
  2. loses electrons
  3. gains or loses electrons
  4. shares electrons

C

MCQ: Materials that allow electrons to flow through them is known as

  1. insulators
  2. conductors
  3. electrolytes
  4. bases

B

MCQ: An example in which light emitting diodes are used, is

  1. calculator
  2. hard drive
  3. optical drive
  4. analog watch

A