Conductors and Insulators MCQs Quiz Worksheet PDF Download

Learn conductors and insulators MCQs, science test for online learning courses and test prep to practice. Electrical circuits and electric currents quiz questions has multiple choice questions (MCQ), conductors and insulators test to learn for class 7 science online tests with answer key.

Science practice test MCQ: in conductors, electrons can flow because their with choices ions are free, protons are free, electrons are free and negative ions are free with online tests for distance learning after learning theories from school textbooks. Free science revision notes to learn conductors and insulators quiz with MCQs to find questions answers based online learning tests.

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


MCQ: Poor conductor of electricity is

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


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


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

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


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

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