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EM: Magnetic Field
Forces and Motion 9.1
Magnetic Fields
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Slide 1:
Diapositive
Physics
Secondary Education
Age 13
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Forces and Motion 9.1
Magnetic Fields
Slide 1 - Diapositive
How are you today?
😒
🙁
😐
🙂
😃
Slide 2 - Sondage
Highlights of the Day
describe a magnetic field, and explain that it surrounds a magnet and exerts a force on other magnetic fields
Values :
Responsibility and Determination
Slide 3 - Diapositive
Fun Facts!
Slide 4 - Diapositive
Slide 5 - Vidéo
The Earth is a giant ______________.
Slide 6 - Question ouverte
Sort this out!
Slide 7 - Diapositive
Magnetic Materials
Non-Magnetic Materials
Paper clip
Plastic
Push pin
Iron Nail
Glass
Wood
Clay
Rubber
Cloth
Pebble
Slide 8 - Question de remorquage
Magnets
A
magnet
is something that will attract magnetic materials. Magnetic materials include the metals
iron
,
steel
,
nickel
and
cobalt
.
Slide 9 - Diapositive
Slide 10 - Vidéo
Lodestone
Slide 11 - Diapositive
Pyrrhotite
Slide 12 - Diapositive
Columbite
Slide 13 - Diapositive
Basalt
Slide 14 - Diapositive
Shapes of
Slide 15 - Diapositive
Magnetic Poles
Slide 16 - Diapositive
How are magnets made?
Slide 17 - Diapositive
Slide 18 - Vidéo
Challenge Questions
What will happen if you put a paperclip near a magnet?
What will happen as you move the paperclip away from the magnet?
Slide 19 - Diapositive
magnetic field
- is the area around a magnet where the effects of the magnet can be detected; surrounds all magnets ;
strongest
at the poles
Slide 20 - Diapositive
How can you detect a magnetic field?
see whether a magnetic object moves because of attraction
use a compass
Slide 21 - Diapositive
compass
Slide 22 - Diapositive
Rules: Magnetic Field Lines
join opposite poles
have arrows that point N S
must not touch each other
must not cross each other
Slide 23 - Diapositive
magnetic field
- is the area around a magnet where the effects of the magnet can be detected; surrounds all magnets ;
strongest
at the poles
Slide 24 - Diapositive
Self-survey: Rate your level of understanding and participation in this lesson.
1
5
Slide 25 - Sondage
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