1 © Penerbitan Pelangi Sdn. Bhd.

Science Form 4 PELANGI

1Chapter

Scientific Investigation

1.2 INQUIRY Experiment

Material : Hot water at 100°CApparatus : Thermometer, 100 ml beaker, 250 ml beaker

2Chapter

Body Coordination

2.2 RESEACH Library

Materials : Charts showing the human nervous system

2.3 DISCUSSION Activity

Materials : Charts showing the sensory neurone, the motor neurone and the relay neurone

2.4 INQUIRY Experiment

Apparatus : Rubber hammer

2.6 INQUIRY Experiment

Apparatus : Three beakers (250 ml)

2.7 DISCUSSION Activity

Materials : Charts showing the human brain

3Chapter

Heredity and Variation

3.5 DISCUSSION Activity

Materials : Charts showing the mitosis and meiosis processes

3.6 DISCUSSION Activity

Materials : Two plastic tokens and labelling paper

4Chapter

Matter and Substance

4.1 INQUIRY Experiment

Material : Ice cubesApparatus : Beakers, thermometer, glass rod, tripod stand,

Bunsen burner and wire gauze

4.8 INQUIRY Experiment

A

Materials : Lead, sulphur, lead(II) bromide (all of them in powder form)

Apparatus : Crucible, thermometer (0 – 350°C), Bunsen burner, pipe-clay triangle and tripod stand

B

Materials : Lead, sulphur and lead(II) bromide (all of them in powder form)

Apparatus : Crucible, Bunsen burner, pipe-clay triangle, tripod stand, batteries, bulb, switch, carbon electrodes and wires

4.11 GUIDED Experiment

Materials : Copper wire, iron rod, carbon rod, hot water, copper rod and pencil lead

Apparatus : Bulb, crocodile clips, beaker, switch, wire, retort stand, cotton wool, scissors, G-clamp, pliers

4.14 UNGUIDED Experiment PEKA

Materials : Distilled water and common saltApparatus : Beaker, thermometer, tripod stand, wire gauze

and Bunsen burner

4.15 INQUIRY Experiment

Material : Mixture of alcohol and waterApparatus: Distillation flask, stopper, thermometer, tripod

stand, retort stand with clamp, wire gauze, Bunsen burner, Liebig condenser and beaker

4.16 INQUIRY Experiment

Materials : Common salt, sand and 50 cm3 of distilled waterApparatus: Beakers, glass rod, filter funnel, filter paper,

conical flask, evaporating dish, wire gauze,tripod stand, Bunsen burner and magnifying glass

Materials and Apparatus

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PELANGI Science Form 4

5Chapter

Energy and Chemical Changes

5.3 INQUIRY Experiment

Materials : Sugar, water, zinc strip, copper(II) suphate solution

Apparatus : Beakers, test tube, glass rod

5.4 UNGUIDED Experiment PEKA

Materials : Sodium hydroxide crystals, ammonium chloride powder, distilled water

Apparatus : Test tube, thermometer, spatula

5.5 INQUIRY Experiment

Materials : Sodium, calcium, magnesium, aluminium, zinc, copper, water, wooden splinter, blue litmus paper and red litmus paper

Apparatus: Glass trough,beakers, test tubes, filter funnel,sandpaper, retort stand with clamp and Bunsen burner

5.6 INQUIRY Experiment PEKA

Materials : Zinc powder, aluminium powder, magnesium powder, copper powder, wooden splinter, water and hydrochloric acid

Apparatus : Glass though, gas jar, test tube, retort stand, stopper and delivery tube

5.7 GUIDED Experiment Materials : Magnesium, aluminium, zinc, copper and

potassium manganate(VII)Apparatus : Boiling tube, glass wool, retort stand with clamps

Bunsen burner, asbestos paper and spatula

5.8 GUIDED Experiment

Materials : Aluminium oxide, zinc oxide, copper oxide, lead(II) oxide, iron(III) oxide and carbon (all in powder form)

Apparatus : Bunsen burner, crucible, pipe-clay triangle and tripod stand

5.10 INQUIRY Experiment

Materials : Lead(II) bromide powderApparatus : Crucible, carbon electrodes, connecting wire,

dry cells, switch, tripod stand, pipe-clay triangle, Bunsen burner and galvanometer

5.11 UNGUIDED Experiment PEKA

Material : Iron ring, copper plate, copper(II) sulphate solution, nitric acid, distilled water and acetone

Apparatus : Beaker, connecting wire, ammeter, rheostat, dry cells and sandpaper, dry cell

5.12 UNGUIDED Experiment PEKA

Materials : Lemon, apple, copper plate and lead plateApparatus : Wire, galvanometer and crocodile clips

5.14 INQUIRY Experiment

Materials : Photographic paper, sodium thiosulphate solution and distilled water

Apparatus : Black wrapper

7Chapter

Light, Colour and Sight

7.1 INQUIRY Experiment

Apparatus : Plane mirror, graph paper, candle, plasticine

7.2 INQUIRY Experiment

Apparatus : Convex lens, concave lens, lens holder, metre rule, plasticine and screen

7.6 UNGUIDED Experiment PEKA

Apparatus : Convex lens of different thickness, lens holder, ruler and white screen

7.8 INQUIRY Experiment

Apparatus : Pinhole camera, candle and convex lens

7.10 INQUIRY Experiment

Apparatus : Ray box, prism, white screen and light projector

7.11 INQUIRY Experiment

Apparatus : Plane mirror, white screen, basin and water

7.12 INQUIRY Experiment

Material : Powdered milk and waterApparatus : Transparent rectangular plastic container, LCD

projector white screen, glass rod and tablespoon

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Science Form 4 PELANGI

7.15 UNGUIDED Experiment PEKA

Apparatus: Whitescreen, threeprojectors, redfilter,greenfilterandbluefilter

7.16 INQUIRY Experiment

Materials : Lightprojector,primaryfilters,secondaryfiltersand white screen

7.21 INQUIRY Experiment

Material : White paper, blue pen, green apple, red hibiscus, cyan scarf, yellow rose and magenta ribbon

Apparatus : Lightprojectorandfiltersofvariouscolours

8Chapter

Chemicals in Industry

8.1 INQUIRY Experiment

Material : Copper ribbon

8.2 UNGUIDED Experiment

Material : Brass block and copper blockApparatus : Steel ball, retort stand and metre rule

8.4 UNGUIDED Experiment PEKA

Material : Sodium chloride solution, steel nail and iron nailApparatus : Test tubes and test tube rack

8.5 INQUIRY Experiment

Materials : 60 cm3 of 0.2 mol dm–3 ammonia solution, 30 cm3 of 0.2 mol dm–3 sulphuric acid, 60 cm3 of 0.2 mol dm–3 nitric acid and 20 cm3 of 0.2 mol dm–3 phosphoric acid

Apparatus: 250 ml beakers, conical flask, pipettes, glassrods, evaporating dishes, wire gauze, tripod stand, Bunsen burner, filter funnels and whitetile