Magnets and electromagnets l.jpg
Sponsored Links
This presentation is the property of its rightful owner.
1 / 36

Magnets and Electromagnets PowerPoint PPT Presentation


  • 303 Views
  • Updated On :
  • Presentation posted in: General

Magnets and Electromagnets. Q1. Name something that can separate iron filings from sand. A1. A magnet. Q2. What do you call a magnet that can be turned on and off?. A2. An electromagnet. Q3. Which pole of a bar magnet points towards the earth's Arctic magnetic pole?. A3. The north pole.

Download Presentation

Magnets and Electromagnets

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -

Presentation Transcript


Magnets and Electromagnets

KS3 Unit 8j – Magnets and Electromagnets


Q1. Name something that can separate iron filings from sand.

KS3 Unit 8j – Magnets and Electromagnets


A1. A magnet

KS3 Unit 8j – Magnets and Electromagnets


Q2. What do you call a magnet that can be turned on and off?

KS3 Unit 8j – Magnets and Electromagnets


A2. An electromagnet

KS3 Unit 8j – Magnets and Electromagnets


Q3. Which pole of a bar magnet points towards the earth's Arctic magnetic pole?

KS3 Unit 8j – Magnets and Electromagnets


A3. The north pole

KS3 Unit 8j – Magnets and Electromagnets


Q4. Which pole of a bar magnet points towards the earth's Antarctic magnetic pole?

KS3 Unit 8j – Magnets and Electromagnets


A4. The south pole

KS3 Unit 8j – Magnets and Electromagnets


Q5. What type of magnet remains indefinitely (for ever)?

KS3 Unit 8j – Magnets and Electromagnets


A5. A permanent magnet

KS3 Unit 8j – Magnets and Electromagnets


Q6. What do we call a wire wound into a spiral of loops?

KS3 Unit 8j – Magnets and Electromagnets


A6. A coil

KS3 Unit 8j – Magnets and Electromagnets


Q7. What do we call a coil of wire used as an electromagnet?

KS3 Unit 8j – Magnets and Electromagnets


A7. A solenoid

KS3 Unit 8j – Magnets and Electromagnets


Q8. Name a device that uses a magnet to show directions north and south.

KS3 Unit 8j – Magnets and Electromagnets


A8. A compass

KS3 Unit 8j – Magnets and Electromagnets


Q9. Name a sound generator that uses an electromagnet and a chime.

KS3 Unit 8j – Magnets and Electromagnets


A9. An electric bell

KS3 Unit 8j – Magnets and Electromagnets


Q10. What do we call an electrical switch operated by an electromagnet?

KS3 Unit 8j – Magnets and Electromagnets


A10. A relay

KS3 Unit 8j – Magnets and Electromagnets


Q11. Where do old cars and other waste metals ends up?

KS3 Unit 8j – Magnets and Electromagnets


A11. A scrapyard

KS3 Unit 8j – Magnets and Electromagnets


Q12. What word means to use again? (Think environmentally friendly)

KS3 Unit 8j – Magnets and Electromagnets


A12. To recycle

KS3 Unit 8j – Magnets and Electromagnets


Q13. What is the central part of a transformer or electromagnet, usually made of iron, called?

KS3 Unit 8j – Magnets and Electromagnets


A13. The core

KS3 Unit 8j – Magnets and Electromagnets


Q14. What fills the volume surrounding a magnet, often represented by a pattern of lines?

KS3 Unit 8j – Magnets and Electromagnets


A14. A magnetic field

KS3 Unit 8j – Magnets and Electromagnets


Q15. What do we call the movement of electric charge in a complete circuit?

KS3 Unit 8j – Magnets and Electromagnets


A15. An electric current

KS3 Unit 8j – Magnets and Electromagnets


Q16. What is the most common magnetic element?

KS3 Unit 8j – Magnets and Electromagnets


A16. Iron

KS3 Unit 8j – Magnets and Electromagnets


Q16. Name one of the magnetic data storage devices in a computer.

KS3 Unit 8j – Magnets and Electromagnets


A16. The hard diskThe floppy disk

KS3 Unit 8j – Magnets and Electromagnets


Well Done!Now check your score

KS3 Unit 8j – Magnets and Electromagnets


  • Login