写真素材の検索結果

Conductivity of a glass rod

Conductivity of aluminium

Conductivity of a metal spoon

Conductivity of a salt solution

Conductivity of a carbon rod

Simple light bulb circuit

Simple light bulb circuit

Conductivity test

Zero-centre ammeter

Conductivity test

Conductivity test

Digital multimeter

Digital multimeter with lightbulb

Testing sulphur for conductivity

Battery and steel wool

Multipurpose meter shunts

Electrostatic attraction

Simple circuit with motor

Battery test circuit

Multipurpose meter shunts

Variable resistance box

Rheostat

Potentiometer jockey

Rheostat

Electroscope

Electrometer

DC motor commutator end cap

Voltmeter

Electronic diode

Daniell electrochemical cell

Daniell electrochemical cell

Digital colorimeter

Digital colorimeter with cuvettes

Digital colorimeter with cuvettes

Digital colorimeters with cuvettes

Wave diffraction

Wave interference

Hydrometer

Optics of camera with no lens

Magnetic repulsion

Magnetic attraction

Hand pouring a jug of water into container of oil and syrup

Dipping magnet in iron filings

Orbital phases demonstration

Light dispersion experiment

Weighing an apple

Magnetic field

Loudspeaker and microphone

Fluid pressure demonstration

Simple circuit to measure amps

Simple circuit to measure amps

Simple circuit to measure volts

Simple circuit to measure amps

Simple circuit to measure volts

Lightbulb

Energy saving lightbulb

Energy saving lightbulb

Batteries

Placing jam jar over lit candle in dish containing water

Coulombmeter

Bicycle dynamo

Daniell electrochemical cell

Daniell electrochemical cell

Using a 'makeshift' calorimeter

Stretched spring

Stretched spring

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Cobalt (II) chloride solution

Potassium permanganate titration

Iron (III) chloride solution

Copper (II) chloride solution

Potassium reacting with water

Measuring jug and bulb pipette

pH meter in orange juice

pH in sodium bicarbonate solution

pH meter in orange juice

pH in sodium bicarbonate solution

Phenolphthalein a single indicator

De-colourised bromine water

Phenolphthalein a single indicator

Methyl orange in acid

Methyl orange in acid

Phenolphthalein a single indicator

Reading a burette

Ammonia test

Reading a burette of permanganate

Parallax demonstration

Calcium reacting with water, initial stage

Calcium reacting with water, later stage

Magnesium-acid reaction

Magnesium-acid reaction

Limestone-acid reaction

Copper-silver metal displacement reaction

Iron (II) hydroxide precipitation

Iron (III) hydroxide precipitation

Potassium reacting with water

Potassium reacting with water

Starch content of leaves

Grinding natural rock salt

Recrystallised rock salt

Filtering rock salt solution

Universal indicator

Starch content of leaves

Potassium chromate and silver nitrate

Cut apple

Magnesium burning in air

Lithium chloride burns with a bright crimson flame

Sodium chloride burns with a bright yellow flame

Copper (II) sulphate crystals

Salol crystals on a microscope slide

Salol crystals on a chilled microscope slide

Plasticine ball and marbles in tank of water

Small clear glass filled with water up to a green line

Reading a burette

Reading a burette of permanganate

Titrating a reactant from a burette

Making a reactant solution

Reading a burette

Reading a burette of permanganate

Transferring a reactant into a flask

Conductivity of wood

理科の実験（クラフト）

理科の実験（クラフト）

Measuring the force between two charges

Measuring the force between two charges

Charged sphere in an electric field

Charged sphere in an electric field

Motor effect experiment

Motor effect experiment

Simple motor

Simple motor

Plasma globe

Plasma globe

Plasma globe

Circuit with bulb and switch

Bulb resting on steel screw

Electric circuit split into branches

Simple electronic circuit detects water

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Potassium permanganate titration

Iron (II) chloride solution

Magnesium ribbon in ethanoic acid

Rates of reaction experiment

Magnesium ribbon in ethanoic acid

Ethanal and Brady's reagent

Magnesium ribbon in ethanoic acid

Magnesium ribbon in ethanoic acid

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Immiscible liquids

Soil settling out of water

Immiscible liquids

Power lines with glass insulators

Conduction of heat

Resistors

Resistors

Resistors

Digital voltmeter

Electrical transformer coils

Light-dependent resistor

Light-dependent resistor

Potentiometers

Potentiometers

Buzzer

Magnetising a needle

Close up of a stationary electric motor

Rotating electric motor

Flexible Aerogels

Satellite construction, mylar insulation

Satellite construction, mylar insulation

Collision experiment

Hand lens

Ultrasound detector

Clinometer

Colourimeter cuvettes with beetroot

Tap and flowing water

Mirror reflecting torchlight

Assorted LEDs