In order that electricity flows, which of the following can be used?A. MetalloidsB. Non-metalsC. CeramicsD. Metals​

Other Science Questions

• Direction: FACT or BLUFF1. Electricity makes our daily activities more comfortable.2. The copper wire inside in an electrical wire conducts the electricity and heat.3. Insulator materials are not as important as the conductors materials.4. Oil conducts electricity and heat.5. Broken electrical wires should be properly fixed by using electricaltapes to avoid accident.Directions: Read and write the letter of your answer in a separate sheet of paper.1. What do you call the materials in which electricity pass easily?a. Insulator b. conductorsc. non conductord. metallic2. Which of the following group of materials are good conductors ofelectricity?copper, silver, gold, glass and zinc.b. iron, copper, silver, gold and nickel.wood, paper, leather cloth and plastic.d. gold, paper, leather cloth and plastic.3. Which of the following groups are insulators?a. leather, book, paper, plastic.b. silver, gold, nickel, irorc.nylon cord, cotton cord, wire.d. glass, zinc, copper, golWhat materials do not transmit electricity and heat?a. conductor b. insulatorc. iron5. Which of the following will electricity flow freely?b. insulatormaterialc. conductora.ood insulators EXCEPT for one.C.d. wd.​
  Author:

  black57

  1 year ago
• Activity#5 Direction: Choose the letter of the correct answer.1. Which of the following is a characteristics of a good conductor?A. It prevents short circuitC. It can melt easilyB. It transmit heat and electricity D. It stop the electricity from flowing.2. Based on the activity, what kind of water is a good conductor of heat and electricity?A. plain waterC. water with sugarB. water with saltD. water with comstarch3. The following are examples of good conductors of heat and electricity EXCEPT one.A. paperB. metal spoonC. copper wire D. iron rod4. Why is it important to classify materials that are good conductors of heat?1. To keep us safe from harmII. To avoid accidents/ fireIII. To know their proper usesIV. To eliminate them inside our houseA. I and II B. III and IIIC. IV only D. I and 15. Johnny saw an open wire behind their television set. What should he do?A. Ignore it.B. Touch the wire and fix it with barehands.C. Inform an adult about it and let them fix it.D. Let his young brother play with it.​
  Author:

  cheyanne

  1 year ago
• During which of the following process a new copy of a DNA molecule is precisely synthesized? A. Transformation B.Transcription C. Translation D. Replication ​
  Author:

  madeleine43

  1 year ago
• D.ITtarther or closer from a reference pointc. It looks biggerd. It is on top of a reference point4. The distance traveled by an object per unit time is caileda velocitybspeedc. momentumd acceleration5. How many meters are there in 1 kilometer?a. 1b 10c. 100d. 1 0006. Which unit is preferably used to measure the distance between two cities?a centimetersb kilometersC metersd. mile7. Why do we need to use the metric system of measurement?a. because it is used by many scientist b because it is important to describe motionc because it is used to movementd. because it is easier to understand each other's data8. Velocity is a measure of speed that takes into account thea. weight of an objectb force of the movementC. direction of movementd. acceleration of an object9. Which of the following is the standard unit of measurement used for distance or length?a. footb meterc minuted Second10. Which of the following demonstrates motion?a boy jogging in placeb. dog barking at the garagec. giri running towards her fatherd. boy running on a treadmill device11. Why are copper, iron and silver good conductors of heat and electricity? They are made up ofd watera metalb. fabricc plastic12. Why is it better to use a metal pot than clay pot?a metal pots are slower to heat than clay potsb. metal pots are faster to heat than clay potsc. metal pots and clay pots take the same time to heatd. metal and clay pots cannot be heated13. Materials through which electricity pass easily are called?a insulatorsb. conductors c. non-conductors d. metallic14. Which of the following group of materials are good conductors of electricity?a copper, silver, gold, glass, and zinc b. wood, paper, leather, and plasticc. iron, copper, silver, gold, and nickel d.gold, paper, cloth, and plastic15. Materials that do not transmit electricity and heat are called?a. insulatorsb. conductorsc. non-conductors d. metallic16. Which of the following is most likely to conduct electricity the fastest?a. woodb. plasticc. iron grillsd. rubber17. The following are good conductors of heat and electricity EXCEPTa silver spoonb. golden ringC. cottond. iron bar18. If you will buy pan for cooking, what would you prefer?a metal panb. plastic panc. clay pand. ordinary pan19. Metals are usually used by manufacturers in making cooking utensils Why?a. Metals are not good conductors of heat. b. Metals are good conductors of heat.c. Metals are not good insulators of heat d. Metals are good insulators of heat.20. What will you use if you want electricity or heat not to pass in your hands?a. copperb. metalc. fabricd iron​
  Author:

  blesa

  1 year ago