写真素材の検索結果

Placing jam jar over lit candle in dish containing water

Calcium reacting with water, initial stage

Lit candle in dish containing water

Limestone-acid reaction

Wave diffraction

Calcium reacting with water, later stage

Plasticine ball and marbles in tank of water

Small clear glass filled with water up to a green line

Simple circuit with motor

Parallax demonstration

Potassium chromate and silver nitrate

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

Measuring jug and bulb pipette

pH in sodium bicarbonate solution

Digital colorimeter

Digital colorimeter with cuvettes

Digital colorimeter with cuvettes

Digital colorimeters with cuvettes

pH meter in orange juice

pH in sodium bicarbonate solution

Hydrometer

理科の実験（クラフト）

理科の実験（クラフト）

Electrostatic attraction

Wave interference

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

Light dispersion experiment

Ammonia test

Simple light bulb circuit

Simple light bulb circuit

Conductivity of a glass rod

Conductivity of a metal spoon

Iron (III) chloride solution

Potassium reacting with water

Phenolphthalein a single indicator

Variable resistance box

Zero-centre ammeter

Rheostat

Rheostat

Magnesium-acid reaction

Magnesium-acid reaction

Iron (II) hydroxide precipitation

Iron (III) hydroxide precipitation

Potassium reacting with water

Potassium reacting with water

Electroscope

Electrometer

Starch content of leaves

Grinding natural rock salt

Recrystallised rock salt

Filtering rock salt solution

Universal indicator

Cut apple

Magnesium burning in air

Dipping magnet in iron filings

Weighing an apple

Titrating a reactant from a burette

Loudspeaker and microphone

Making a reactant solution

Transferring a reactant into a flask

pH meter in orange juice

Reading a burette

Lithium chloride burns with a bright crimson flame

Sodium chloride burns with a bright yellow flame

Copper (II) sulphate crystals

Reading a burette

Reading a burette

School Science Lesson

School Science Lesson

理科室

理科室

理科室

人体模型

人体模型

人体模型

人体模型

理科室

理科室の椅子

Rates of reaction experiment

Cobalt chloride test for water

Positive cobalt chloride test for water

The cobalt chloride test for water

実験をする小学生

実験をする小学生

Teen girl

Lit candle under bell jar

Fluid pressure demonstration

Soil settling out of water

タニシ

Cobalt (II) chloride solution

Potassium permanganate titration

Copper (II) chloride solution

Phenolphthalein a single indicator

De-colourised bromine water

Methyl orange in acid

Methyl orange in acid

Phenolphthalein a single indicator

Reading a burette of permanganate

Battery and steel wool

Potentiometer jockey

Copper-silver metal displacement reaction

Optics of camera with no lens

Starch content of leaves

Magnetic repulsion

Magnetic attraction

Salol crystals on a microscope slide

Salol crystals on a chilled microscope slide

Orbital phases demonstration

Magnetic field

Reading a burette of permanganate

Reading a burette of permanganate

Conductivity of a salt solution

Conductivity of aluminium

Using a 'makeshift' calorimeter

Testing sulphur for conductivity

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

理科室

理科室

地層の模型

理科室の黒板

理科室の黒板

Candle in a bell jar

Candle in a bell jar

Red bowl containing water and ice cube

Immiscible liquids

Immiscible liquids

Candle flame

実験をする小学生

スポイド

Zinc chloride and zinc sulphate

Hydrogen chloride preparation

Bottle containing hot water

Two glass flasks containing Potassium

Water

Potassium permanganate titration

Iron (II) chloride solution

Magnesium ribbon in ethanoic acid

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

Stretched spring

Stretched spring

Formation of Lead (II) iodide

理科の実験（クラフト）

Hand pouring milk from glass jug

The ammonia test

Positive ammonia test

Testing for carbon dioxide gas with limewater

Poitive ammonia test

Test for carbon dioxide

実験イメージ

実験イメージ

三角フラスコ

三角フラスコ

試験管

試験管

試験管

試験管

試験管

試験管

試験管

試験管

試験管

試験管

試験管

試験管

試験管

試験管

試験管

試験管

試験管

試験管

試験管

試験管

試験管

試験管