SCIENCE YEAR 6 TEXTBOOK >THEME C INVESTIGATING MATERIALS >UNIT 5 :WASTE MANAGEMENT >LESSON 1: WASTE >LESSON 2: WASTE EFFECTS >LESSON 3: WASTE DECAY

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1) Menyiasat Alam Bahan : Sebab Kerosakan Makanan http://www.tutor.com.my/tutor/arkib2002.asp?e=UPSR&s=SCI&b=APR&m=3&r=m&i=NOTA

2) Menyiasat Alam Bahan : Punca Kerosakan Makanan 
http://www.tutor.com.my/tutor/arkib2002.asp?e=UPSR&s=SCI&b=APR&m=4&r=m&i=NOTA