Difference between revisions of "Electromagnetic induction introduction to electromagnetic induction activity 1"

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(Process (How to do the activity))
(Developmental Questions (What discussion questions))
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==Developmental Questions (What discussion questions)==
 
==Developmental Questions (What discussion questions)==
 +
#What is magnet?
 +
#Is magnet attract all materials?
 +
#What we say the material which are attracted by magnet?
 +
#If not attracted by magnet?
 +
#In which direction bar magnet rest when freely suspended it. or magnetic needle or Mariner's compass.
 +
#Recognize the north and south poles of magnet.
 +
#Is north-north or south-south attracted?
 +
#Is north-south repelled?
 +
#What happened when kept the bar magnet near the magnetic needle or mariner's compass?
 +
 
==Evaluation (Questions)==
 
==Evaluation (Questions)==
 
1.If a magnetic needle placed along the north and south pole of a bar magnet as shown in the figure, what is the polarity of the a b c and d.      mark 2
 
1.If a magnetic needle placed along the north and south pole of a bar magnet as shown in the figure, what is the polarity of the a b c and d.      mark 2

Revision as of 01:48, 26 August 2014

Activity No # 1 - To check the properties of the magnets

Estimated Time

20 minutes

Materials/ Resources needed

  1. Magnets
  2. Magnetic needles with stand
  3. Mariner's compass

Prerequisites/Instructions, if any

Multimedia resources

Website interactives/ links/ simulations

Goto Magnet & electromagnets simulations
Magnet&electromagnet.png

Process (How to do the activity)

Give the magnets to students and check the properties of magnets. Ask the students properties of magnets. Give two magnets and a magnetic needle to students group (4-5students). Tell check the properties of magnets.
Ask magnetic lines of force using phet tool of magnets and electromagnet.

Developmental Questions (What discussion questions)

  1. What is magnet?
  2. Is magnet attract all materials?
  3. What we say the material which are attracted by magnet?
  4. If not attracted by magnet?
  5. In which direction bar magnet rest when freely suspended it. or magnetic needle or Mariner's compass.
  6. Recognize the north and south poles of magnet.
  7. Is north-north or south-south attracted?
  8. Is north-south repelled?
  9. What happened when kept the bar magnet near the magnetic needle or mariner's compass?

Evaluation (Questions)

1.If a magnetic needle placed along the north and south pole of a bar magnet as shown in the figure, what is the polarity of the a b c and d. mark 2 Magnet3.jpg

  • Pole of a ________ *pole of b _______
  • Pole of c _________ *Pole of d _________

To link back to the topic page Back