CHAPTER 10: SIMPLE MACHINE
• There are three classes of levers.1. first class lever
2. second class lever
3. third class lever
Ingat:
Kelas satu …… salahFirst class …. BetulKelas Pertama … betul
Classify:First class….. Second class … ½ m
First class lever
hoe
The fulcrum is between the force (Effort) and the load
A
BC
D
E
PQ R T
U V
J
K
LM
N
reason
/EFFORT
Second class leverThe load is between the fulcrum and the force.
A
B
C
DE
G
K
L
M
P Q
R
reason
/EFFORT
Third class leverThe force is between the load and the fulcrum.
P
Q
R
S
T
U
V
W
J
KL
X
Y
/EFFORT
reason
Classify whether First Class Lever, Second Class Lever and Third Class Lever
Principle of levers
Boleh digunakan bagi semua Kelas (Kelas Pertama, Kelas Kedua dan Kelas Ketiga
Comparison……
Calculation
Calculation
PMR 2005
PMR 2007
PMR 2007
PMR 2008
PMR 2008
PMR 2011
PKBS 4 2011
PMR 2010
PMR 2011
SBP 2011
Penutup
2. Tasbih Kifarah.
1. Baca Surah Al-`Ashr