9. ແຜນວາດຮູ ບກຸ່ ມເມກ
ໃຊ້ ເພ່ ອສ້ າງຄວາມຄິ ດໃນລັ ກສະນະ
ຮູ ບໃຍແມງມຸ ມ ໂດຍອງຕົ ວຫົ ວຂໍ້ ທ່
ກໍ ານົ ດ.
Given topic
Idea 1
Idea 2
Idea 3
Idea 4
Idea 5
Idea 6
Sub idea 1.1
Sub idea1.2
Sub idea 3.1
Sub idea 4.1
Sub idea 4.2
Sub idea
2.2
Sub idea 6.1
SESDP MATERIAL FOR TEACHER TRAINING
21. ÊȾ»ØɮиȾ?
SESDP MATERIAL FOR TEACHER TRAINING
Based on a Presentation by Denise Tarlinton
EDITED BY: Joel Wayne Ganibe DPTL Component 2
(lao translation)
22. ´ÑÁ´È¹¨Ñ¤?
SESDP MATERIAL FOR TEACHER TRAINING
Based on a Presentation by Denise Tarlinton
EDITED BY: Joel Wayne Ganibe DPTL Component 2
37. Non magnetic
substances
not attractedattracted
examples
Iron, steel and
nickel
Wood, plastic
examples
have opposite
can be or
North South
like poles
opposite
poles
Repel Attract
Magnetic
fields
Shown by
These show:
In strong field
Magnetic
field lines
are close
together
In weak field
Electromagnets
Produced by
Electric
current in
wire
Increase
strength by
1.Wrap wire into coils
(solenoid)
2.Use iron core inside
coils
3.Use stronger current
MAGNETS
Poles
Magnetic
field lines
Direction
in which
N pole of
magnet
will point
Magnetic
field
lines are
far apart
Magnetic
substances