SOL 4.3 Electricity Released Test Questions 2002-2012 Compiled by SOLpass www.solpass.org 6. Which of these substances conducts electricity the best? Circuits / Conductors / (2007 test – question 37) Insulators a. Wood b. Brick c. Copper 1. Which of these best d. Plastic completes the circuit?
(2008 test – question 38) 7. The electrician in this picture is wearing rubber gloves a. Rubber band b. Metal nail for protection. The purpose of the c. Leather shoelace rubber gloves is to — (2009 test – question 13) d. Wooden toothpick a. keep the electrician dry
b. create an electrical circuit 2. Which of these materials is a good conductor of c. produce electricity electricity? d. insulate the electrician (2005 test – question 32)
a. Rubber b. Glass 8. What material would be safest to use as an insulator to c. Metal cover electrical wires? (2003 test – question 15) d. Newspaper a. Aluminum
b. Tin 3. Electric lights will not come on unless their electrical c. Rubber circuit is a — d. Water (2001 test – question 36)
a. parallel circuit b. series circuit 9. Copper wire is often wrapped in plastic. Plastic material c. closed circuit is a good — (2008 test – question 14) d. short circuit a. electromagnet
b. insulator 4. A fifth-grade class c. circuit constructed this circuit. d. current Which of these objects
most likely made the light 10. Many electrical wires are glow when connected to wrapped with a plastic points X and Y? coating because plastic is — (2010 test – question 27) (2004 test – question 13) a. Plastic straw a. less expensive than steel b. Cotton string b. more dense than copper c. Aluminum foil c. able to keep its shape d. Rubber eraser d. a good insulator
5. A class prepared some 11. This instrument can be used to see if materials conduct electric circuits using electricity. Which of these groups contains items that battery, connecting wires, could all conduct electricity to complete the circuit? and three light bulbs. (2002 test – question 37) Which of these circuits can a. Rubber ball, make the three bulbs light? plastic comb, nail (b) b. Paper clip, penny, (2007 test – question 25) screw c. Cork, dollar bill, tweezers d. Pencil, eraser, spoon Electromagnetism Static Electricity 18. A bar magnet is placed on a table, and a sheet of blank 12. Early scientists most likely saw a discharge of paper is placed over the magnet. What could be electricity for the first time when observing a — sprinkled on the paper to show the magnetic field of the (2011 test – question 4) bar magnet? a. waterfall (2002 test – question 30) b. rainbow a. Salt c. lightning storm b. Iron filings d. volcano erupting c. Sand d. Soil 13. Benjamin Franklin conducted this famous experiment that showed 19. In this picture, the iron filings show the shape of the lightning was — magnetic — (2003 test – question 19) (2003 test – question ) a. a movement of air molecules a. axis b. a magnetic field b. core c. an electrical discharge c. field d. a glowing chemical d. pole
20. To make an electromagnet, a conductor should be 14. Benjamin Franklin discovered the form of energy coiled around — produced by lightning. Experiments with lightning killed (2011 test – question 3) many people before he discovered that lightning is a a. a glass tube form of — b. an iron nail (2001 test – question 4) c. a roll of paper a. gravity d. a wooden stick b. water c. magnetism 21. Michael Faraday showed how electric current in a wire d. electricity produces — (2008 test – question 33) 15. Bits of paper are attracted to the surface of this a. molecules balloon. What attracts the paper pieces to the b. chemicals balloon? c. a vibration (2010 test – question 34) d. a magnetic field a. Friction b. Magnetism 22. The magnetic fields of any magnet are greatest — c. Potential energy (2004 test – question 21) d. Static electricity a. around the middle b. around the poles 16. A comb is rubbed with a piece of wool fabric and c. around only the south pole placed next to some scraps of paper. The paper moves d. around only the north pole toward the comb. The movement of the paper is caused by — 23. Which of these can most easily produce magnetic (2005 test – question 38) fields? a. chemical energy (2001 test – question 27) b. magnetic attraction a. Sunlight c. mechanical energy b. Wind d. static electricity c. Electricity d. Flowing water 17. The picture shows a comb that was used on a cold, dry day. Which of these cause the bits of paper to be 24. Which of these correctly shows what happens when attracted to the comb? two magnets are placed side by side? (d) (2003 test – question 32) (2009 test – question 6) a. Magnetic forces b. Chemical reactions c. Static electricity d. Heat differences
Energy Forms & 28. Which form of energy is best shown in this picture? Transformations (2003 test – question 1) 25. Which energy transformation most likely occurs in a a. Mechanical steam iron? b. Electrical (2011 test – question 22) c. Chemical a. Electrical energy changes to heat energy. d. Nuclear b. Electrical energy changes to sound 29. Which item is designed to change electrical energy into energy. heat energy? c. Mechanical (2010 test – question 31) energy changes a. Alarm clock to heat energy. b. Hand dryer d. Mechanical c. Fan energy changes d. Telephone to light energy. 30. An electric motor is designed to turn electrical energy into — 26. Which form of energy is being used by the toaster? (2009 test – question 36) (2007 test – question 5) a. solar energy a. Chemical b. potential energy b. Electrical c. static electricity c. Solar d. mechanical energy d. Nuclear 31. When in operation, this tool transforms electrical 27. The energy used to move most bicycles is an example energy mostly into — of what type of energy? (2006 test – question 23) (2004 test – question 3) a. chemical energy a. Electrical b. solar energy b. Mechanical c. sound energy c. Chemical d. mechanical d. Nuclear energy