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Just in case you are wondering what MESS is about,
it is a collaborated educational blog.

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This blog is officially opened in 21 August 2009




-10 Recent Posts-
P4 Science chapter 7: Heat
P4 Science Chapter 6: Energy & Light
P4 Science Chapter 5: Circulatory System
P4 Science: Air & the Respiratory System
P4 Chapter 3: The Water Cycle & Importance of Water
P4 Chapter 2: Water and Changes of States
P4 chapter 1: Matter & its 3 states
P3 Science Chapter 1: Diversity
P3 Science Chapter 7: Life Cycles Of Animals
P3 Science Chapter 8: Life Cycle Of Plants


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Tuesday, August 25, 2009
P5 Science Chapter 1 :The Solar System @ 7:33 PM

P5 Science Chapter 1 :The Solar System
A. The Sun is in the centre of the solar system. It is a star and gives out light of its own.

B. The earth revolves around the Sun & rotates around its own axis. Its revolution take 365 days & its rotation takes 23 h 56 min. When one side of the Earth faces the Sun, that side will experience day while the other experiences night.

C.There are 8 planets revolving around the Sun:
Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranus
Neptune

D.The moon reflects light from the Sun. It is Earth's natural satellite. Its revolution lasts 28days. Moon phases:

New->Wazing Crescent->Half Moon->Waxing Gibbous-> Full->Waning Gibbous->Half->Waning Gibbous


E.Man-made satellites uses:

~telecommunication

~Weather Forecasting

~Space Exploration

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