a WRITE THE LETTER of the correct answer on the bar 1. All of the folosing can be picked up by a magnet eoret a. Aurumb cobalt cice 2. Hon are electromagnets tirent from magnes? a Magnets can be turned on magres are more powerit b. You can turn an electromagnetonloft d magrets nate a North and Southpoles 3 What kind of magnet can be turned on and off? a Refrigerator magnet b. electromagnet 4 What is the name of the force that attracks or repels materials Current b. electricity c. magnetism d. pun 6 Which of the following is NOT part of electromagnet? c toothpick d power source 6. In order for an electromagnet to be formed an current must pass brough a col of wrapped around ar a wire iron electric b. electric, wire iron cron electronic wre diron bodde sto 7. In order to make an electromagnet you need a a. Battery, nall & magnet b. battery, wre & nal c. magnet nail & wire & What would we call a nal that can pick up a paperclip because it is touching a magne Temporary magnet b. poles c. force d. detector 9. Al are parts of an electromagnet except one which me is it? Switch b. conductor Coiron Core d source of electical energy 10 When you thrust a magnet into a coil Occurs in the vuire a Light b. color C. sound de ecron low 11. Which of the following devices make use of electromagnet? a. Telephone b electic bei c. electric buzzer d all of the above 12 Which of the following produces electric energy? a Wire b bicycle c. generator d galvanometer 13. Which of the following statements is true? a. Magnets attract pieces of paper c. magnets can be used to generate electricity b. Magnets can only pull and not push d magnets cannot be used to generate electricity 14. Why is wire used in an electromagnet coiled? a. It has more force c. it controls the field of attraction b; It controls the low of electricity d. it makes the electromagnet stronger 15. What happen when a part of an electromagnet is disconnected? a Itloses its magnetism c. the electromagnet becomes a permanent magnet Electricity continues to flow through it d. there is an increase in the number of materials attracted​