Electroscope
Electrometer
Iron (II) hydroxide precipitation
Grinding natural rock salt
Starch content of leaves
Universal indicator
Coulombmeter
Electrostatic attraction
Loudspeaker and microphone
Iron (III) hydroxide precipitation
Recrystallised rock salt
Filtering rock salt solution
Foil leaves of an electroscope
Rubber rod chargeing electroscope foils
Rheostat
Zero-centre ammeter
Simple circuit with motor
Hand holding red balloon with stickmen cut-outs attached
Magnetic repulsion
Phenolphthalein a single indicator
Variable resistance box
Digital colorimeter
Digital colorimeter with cuvettes
Wave diffraction
Weighing an apple
Charged sphere in an electric field
Simple light bulb circuit
Reading a burette
Copper-silver metal displacement reaction
Digital colorimeters with cuvettes
Dipping magnet in iron filings
Soil settling out of water
Hydrometer
Iron salts in solid and liquid forms
Bromine
Lead
Water
Aluminium powder
pH in sodium bicarbonate solution
Magnesium-acid reaction
Potassium reacting with water
Transistors
Linear potentiometer
Rotary potentiometer
Copper (II) chloride solution
De-colourised bromine water
Methyl orange in acid
Reading a burette of permanganate
Martian meteorites
Thorianite
Magnetic field
Making a reactant solution
Bourdon pressure gauge
Battery and steel wool
理科の実験(クラフト)
Soxhlet extractor
Magnesium burning in air
Titrating a reactant from a burette
Transferring a reactant into a flask
Plasticine ball and marbles in tank of water
Small clear glass filled with water up to a green line
Electronic diode
pH meter in orange juice
Cut apple
Simple circuit to measure amps
Simple circuit to measure volts
Human skull model
Human pelvis model
Human skeleton model
Human spine model
Human head anatomy model
Types of resistor
Potassium dichromate
Digital voltmeter
Voltmeter
Conductivity of a glass rod
Conductivity of a metal spoon
Potentiometer jockey
Potassium permanganate titration
Ethanal and Brady's reagent
Formation of Lead (II) iodide
Digital pH meter
Wave interference
Calcium reacting with water, initial stage
Transition element salts in solution
Ultrasound detector
Clinometer
Circuit with bulb and switch
Test tube of bromine water
Potassium chromate and silver nitrate
Cross polarized filter
Testing sulphur for conductivity
4個のシャーレ
大豆の入ったアルコールランプ
大豆の入ったメスシリンダー
試験管
フラスコ
Conductivity of a salt solution
Conductivity of aluminium
Magnetic attraction
Phenolphthalein at pH9.3
Methyl orange in alkali
Digital multimeter
Digital multimeter with lightbulb
Gyroscope
Gyroscope balancing on a wire
Copper sulphate electrolysis
Optics of camera with no lens
Orbital phases demonstration
Electrically charged balloon
Osmosis experiment
Sparkler and sparks
Sparkler
Measuring force
Resistors
DC motor commutator end cap
Motor effect experiment
Methyl orange
Iodine clock reaction
Cobalt chloride test for water
Positive cobalt chloride test for water
The cobalt chloride test for water
理科の実験イメージ
タニシ
複数の試験管
ビーカー
U字磁石
三角フラスコ
平底フラスコ
Laser light beam reflected in mirror
Light beams in a refracting telescope
Prism refracting visible light
Iron (III) chloride solution