Category Archives: Secondary

Math Tuition Singapore Secondary Math Tuition – Significant Figures   Significant Figures The number of digits used to denote an exact value to a specified degree of accuracy are called significant figures All non-zero digits are significant. E.g. 12 (2 sig. fig.), 48.5 (3 sig. fig.) Zeros between non-zero digits are significant. E.g. 8.03 (3… Continue reading →

Biology Tuition Singapore Secondary Science Tuition – Difference between Animal Cell and Plant Cell     Please contact Angie @ 96790479 or Mr Ong @ 98639633 if you need Biology Tuition Singapore Secondary Science Tuition

Physics Tuition Singapore Secondary Science Tuition – Electricity Heating Effect   Heating effect The conversion of energy in the heating effect of electric current: Electrical energy —> Heat energy The resistance of an electrical conductor causes the conversion of electrical energy into heat energy when electric current flows through it. The greater the resistance of… Continue reading →

Chemistry Tuition Singapore Secondary Science Tuition – SEPARATING SOLID-SOLID MIXTURES   SEPARATING SOLID-SOLID MIXTURES Magnetic attraction This technique uses magnets to separate magnetic substances from a mixture. Examples of magnetic substances are iron, steel, nickel and cobalt. For example A magnet can be used to separate iron from sulfur in a mixture of iron and… Continue reading →

Math Tuition Singapore – Equation of Tangent and Trigonometry     Answer: (i) k = – 3/2 (ii)   x = pi/2   Please contact Angie @ 96790479 or Mr Ong @ 98639633 if you need Secondary 1 to 4 Additional and Elememtary Maths Tuition