写真素材の検索結果

Magnetising a needle

Bar magnets attracting metal filings

Magnetic repulsion

Magnetic attraction

Magnetic field

Magnets with a small compass

Magnets

Dipping magnet in iron filings

Neodynmium magnets

Neodynmium magnets

Neodynmium magnets

Horseshoe magnet attracting metal screws

Horseshoe magnet attracting metal filings

Metal filings attached to magnets

Metal filings attached to magnets

Metal filings attached to magnets

Magnetic repulsion

Neodynmium magnets

Neodynmium magnets

Magnetism

Magnetism

Magnetism

Testing iron for magnetic properties

Neodynmium magnets

Magnetic field of lodestone

Magnetic field of lodestone

Magnetic probe showing field direction

Children participating in a science fair

Simple motor

Simple motor

Magnetic attraction

Magnetic repulsion

Magnetic attraction

Supplies for driving force experiment

磁石

磁石

Electrical transformer coils

Magnetism

Magnetism

Magnetism

Magnetism

Magnetism

Magnetic fields

Magnetic field

Boy lifting paperclips with a magnet

Plastic numbers forming mathematical equation

Magnetic field,artwork

Magnetic field,artwork

Magnetic field,artwork

Ring magnets on a wooden pole

Battery connected to coil of wire creating electromagnet

Assorted LEDs

Assorted LEDs

Motor effect experiment

Motor effect experiment

DC motor commutator end cap

Close up of a stationary electric motor

Hand lens

Loudspeaker and microphone

Using a 'makeshift' calorimeter

Magnetic field

Safety pins with a magnet

Bourdon pressure gauge

Bourdon pressure gauge

Bourdon pressure gauge

Bourdon pressure gauge

Zero-centre ammeter

Mounted needle

Mounted needle

U字磁石

Sulfur

Magnet attracting iron filings, elevated view

Copper-silver metal displacement reaction

Assorted LEDs

Electronic laboratory water bath

Mounted seeker needle

Mounted seeker needle

Electromagnet attracting iron filings

Magnetic repulsion

Magnetic attraction

Distillation equipment

Distillation apparatus

Precipitate of copper (II) chloride in sodium hydroxide

Iron (II) chloride on a watch glass

Iron (II) chloride with hazard pictograms

Iron filings on a magnet

Rotating electric motor

Conductivity of aluminium

Conductivity of a metal spoon

Conductor in magnetic field

HiFi loudspeaker

HiFi loudspeaker

HiFi loudspeaker

Metal dissection tray

Metal dissection tray

Lead

Water

Potassium dichromate

Aluminium powder

Neodymium

Mercury pouring from a beaker

Mercury pouring from a beaker

Mercury pouring from a beaker

Mercury pouring from a measuring cylinder

Mercury pouring from a measuring cylinder

Mercury pouring from a measuring cylinder

Variable resistance box

Coulombmeter

Voltmeter

Rheostat

Battery and steel wool

Electrostatic attraction

Rheostat

Resistors

Resistors

Resistors

Light-dependent resistor

Light-dependent resistor

Buzzer

Potentiometers

Potentiometers

Electroscope

Electrometer

Simple light bulb circuit

Digital voltmeter

Testing sulphur for conductivity

Hand holding magnet with push pins

Hand holding magnet, picking up metal

Fibre optic and needle

Fibre optic and needle

Fibre optics and needle

Fibre optics and needle

Fibre optics and needle

Fibre optics and needle

Guitar strings

Guitar strings

Teenager using a video microscope

Student looking down a microscope

Sparks from a Tesla coil to a bar magnet

Newton's cradle

Slinky spring

Slinky spring

Magnet attracting ferromagnetic objects

Magnet attracting ferromagnetic objects

Magnet attracting ferromagnetic objects

Simple machines

Pulley system

Testing sulphur for magnetic properties

Copper II sulfate

Alkali dissolving polyester

Recrystallised rock salt

Inoculation loop

Iron and sulphur

Rhodium

Mercury pouring from a beaker

Mercury pouring from a beaker

Mercury pouring from a measuring cylinder

Mercury pouring from a measuring cylinder

Mercury pouring from a measuring cylinder

Drops of mercury

Drops of mercury

Compasses arranged around a coil

Container of the chemical element aluminium

Container of the chemical element copper

Container of the chemical element gold

Container of the chemical element indium

Container of the chemical element iron

Container of the chemical element rhenium

Container of the chemical element silver

Container of the chemical element sodium

Set of weights

Spring

Potentiometer jockey

Multipurpose meter shunts

Simple circuit with motor

Electronic diode

Simple light bulb circuit

Conductivity of a salt solution

Conductivity of a glass rod

理科の実験（クラフト）

Wooden dissection tray

Wooden dissection tray

Fine-pointed forceps

Blunt-pointed forceps

Graduated pipette

Plastic pipette

Reading a burette

Iron salts in solid and liquid forms

Ammonia test

Bromine

Reading a burette

Titrating a reactant from a burette

Making a reactant solution

Reading a burette

Transferring a reactant into a flask

Using a 'makeshift' calorimeter

Phenolphthalein at pH9.3

Methyl orange in alkali

Copper (I) chloride on watch glass

Copper (I) chloride with hazard pictograms