Here are some science questions-answers covering almost whole chapters except the activities and diagrams :
note: they are just the direct answers from the textbook. for HOTS questions and numericals, you will have to refer other sources:
CHEMISTRY
http://www.freewebs.com/mikul262/1 - CHEMICAL REACTIONS AND EQUATIONS.doc
http://www.freewebs.com/mikul262/2 - ACIDS, BASES AND SALTS.doc
http://www.freewebs.com/mikul262/3 - METALS AND NON-METALS.doc
http://mikul262.webs.com/5-PERIODIC CLASSIFICATION OF ELEMENTS.doc
PHYSICS
http://www.freewebs.com/mikul262/10 - LIGHT - REFLECTION AND REFRACTION.doc
http://www.freewebs.com/mikul262/11 - HUMAN EYE AND COLOURFUL WORLD.doc
http://www.freewebs.com/mikul262/12 - ELECTRICITY.doc
http://mikul262.webs.com/13- MAGNETIC EFFECTS OF ELECTRIC CURRENT.doc
http://mikul262.webs.com/13- MAGNETIC EFFECTS OF ELECTRIC CURRENT.doc
YOU ARE THE VISITOR NO.
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wait for remaining chapters........