Natural phenomena and technical applications - Age 14 - 19 - STEM experiments - Experiments

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Natural phenomena and technical applications

108 Article

Determination of the earth's magnetic field

Determination of the earth's magnetic field

Item no.: P2430100

Thermal radiation and greenhouse effect

Thermal radiation and greenhouse effect

Item no.: P9513700

Electrostatic tip-shape effect

Electrostatic tip-shape effect

Item no.: P6005400

We investigate our heartbeat - electrocardiography

We investigate our heartbeat - electrocardiography

Item no.: P1332760

We investigate our muscular power - electromyography

We investigate our muscular power - electromyography

Item no.: P1350360

We measure our eye movements - electrooculography

We measure our eye movements - electrooculography

Item no.: P1350460

We determine our heart frequency

We determine our heart frequency

Item no.: P1522060

We investigate our physical fitness - the heart under stress with Cobra4

We investigate our physical fitness - the heart under stress with Cobra4

Item no.: P1522160

Measuring reading skills with Cobra4

Measuring reading skills with Cobra4

Item no.: P1522260

Colours of objects

Colours of objects

Item no.: P1066600

Mode of operation of the human eye (normal vision)

Mode of operation of the human eye (normal vision)

Item no.: P1066700

Short-sightedness and its correction

Short-sightedness and its correction

Item no.: P1066800

Long-sightedness an its correction

Long-sightedness an its correction

Item no.: P1066900

Defective accommodation in old age and its correction

Defective accommodation in old age and its correction

Item no.: P1067000

Principles of X-ray attenuation and contrast

Principles of X-ray attenuation and contrast

Item no.: P2550200

Principles of beam intensity

Principles of beam intensity

Item no.: P2550300

Principles of CT scan

Principles of CT scan

Item no.: P2550500

Hounsfield units

Hounsfield units

Item no.: P2550900

Doppler sonography

Doppler sonography

Item no.: P5950100

Conversion of light into motion with a solar cell

Conversion of light into motion with a solar cell

Item no.: P9510100

Conversion of mechanical energy into electrical energy

Conversion of mechanical energy into electrical energy

Item no.: P9510200

Conversion of thermal energy into electrical energy

Conversion of thermal energy into electrical energy

Item no.: P9510300

Conversion of thermal energy into motion

Conversion of thermal energy into motion

Item no.: P9510400

Driving a water wheel

Driving a water wheel

Item no.: P9510500

Influence of surface on the absorption of solar energy

Influence of surface on the absorption of solar energy

Item no.: P9513200

Influence of insulation on the absorption of solar energy

Influence of insulation on the absorption of solar energy

Item no.: P9513300

Heating water in a solar collector

Heating water in a solar collector

Item no.: P9513500

Thermal insulation of houses and thermal imaging

Thermal insulation of houses and thermal imaging

Item no.: P9513600

Generation of electrical energy using a thermogenerator(thermoelectric power)

Generation of electrical energy using a thermogenerator(thermoelectric power)

Item no.: P9517100

Thermal voltage and temperature

Thermal voltage and temperature

Item no.: P9517200

Peltier effect: cooling engine

Peltier effect: cooling engine

Item no.: P9517300

Peltier effect: heat pump

Peltier effect: heat pump

Item no.: P9517400

Using ambient heat with the aid of a Peltier heat pump

Using ambient heat with the aid of a Peltier heat pump

Item no.: P9517500

Influence of illumination level on voltage and current of asolar cell

Influence of illumination level on voltage and current of asolar cell

Item no.: P9511100

Influence of surface area of solar cell on voltage and current

Influence of surface area of solar cell on voltage and current

Item no.: P9511200

Voltage and current in a series connection of solar cells

Voltage and current in a series connection of solar cells

Item no.: P9511300

Voltage and current in a parallel connection of solar cells

Voltage and current in a parallel connection of solar cells

Item no.: P9511400

The solar cell as a power source for LED

The solar cell as a power source for LED

Item no.: P9511500

Voltage and current of a solar cell as a function of light intensity

Voltage and current of a solar cell as a function of light intensity

Item no.: P9511700

Storage of electrical energy of a solar cell with the aid ofa rechargeable battery

Storage of electrical energy of a solar cell with the aid ofa rechargeable battery

Item no.: P9511800

Solar-dark characteristic curve

Solar-dark characteristic curve

Item no.: P9511900

The characteristic current-voltage curves of solar cells

The characteristic current-voltage curves of solar cells

Item no.: P9512000

Storage of the electric energy from a solar cell in a capacior

Storage of the electric energy from a solar cell in a capacior

Item no.: P9512100

Electrical energy from wind energy

Electrical energy from wind energy

Item no.: P9515100

Influence of wind speed

Influence of wind speed

Item no.: P9515200

Influence of wind direction

Influence of wind direction

Item no.: P9515300

Wind energy under load

Wind energy under load

Item no.: P9515400

Influence of number of rotor blades

Influence of number of rotor blades

Item no.: P9515500

Storage of electrical energy from wind energy with the aid of a rechargeable battery

Storage of electrical energy from wind energy with the aid of a rechargeable battery

Item no.: P9515600

Storage of the electric energy won from wind energy in a capacitor

Storage of the electric energy won from wind energy in a capacitor

Item no.: P9515700

Current-voltage characteristic of the wind wheel

Current-voltage characteristic of the wind wheel

Item no.: P9515800

Pumping water using solar energy

Pumping water using solar energy

Item no.: P9518100

Pumping water using wind energy

Pumping water using wind energy

Item no.: P9518200

Efficiency of the pump in the conversion of electric energy to potential energy

Efficiency of the pump in the conversion of electric energy to potential energy

Item no.: P9518300

Running water drives a generator

Running water drives a generator

Item no.: P9518400

Heating water using a parabolic trough

Heating water using a parabolic trough

Item no.: P9519100

How heating is influenced by the position of the absorber in the parabolic trough

How heating is influenced by the position of the absorber in the parabolic trough

Item no.: P9519200

Model of a parabolic trough field

Model of a parabolic trough field

Item no.: P9519300

Generation of electric energy using a PEM fuel cell

Generation of electric energy using a PEM fuel cell

Item no.: P9516200

Solar-hydrogen system

Solar-hydrogen system

Item no.: P9516300

Wind-hydrogen system

Wind-hydrogen system

Item no.: P9516400

Characteristic curve of a PEM electrolyser

Characteristic curve of a PEM electrolyser

Item no.: P9516500

Faraday efficiency and energetic efficiency of a PEM electrolyser

Faraday efficiency and energetic efficiency of a PEM electrolyser

Item no.: P9516600

Current-voltage characteristic of a PEM fuel cell

Current-voltage characteristic of a PEM fuel cell

Item no.: P9516700

Faraday and energetic efficiencies of a PEM fuel cell

Faraday and energetic efficiencies of a PEM fuel cell

Item no.: P9516800

The efficiency of a electrolyser-fuel cell system

The efficiency of a electrolyser-fuel cell system

Item no.: P9516900

current-voltage characteristic of an air breathing fuel cell

current-voltage characteristic of an air breathing fuel cell

Item no.: P9517000

Voltage and current of a solar cell - Influence of surface area and lighting

Voltage and current of a solar cell - Influence of surface area and lighting

Item no.: P9502160

Voltage and current in a series and parallel connection of solar cells

Voltage and current in a series and parallel connection of solar cells

Item no.: P9502260

Operating a LED with solar energy

Operating a LED with solar energy

Item no.: P9502360

The solar cell as a diode

The solar cell as a diode

Item no.: P9502460

Storage of electrical energy of a solar cell with the aid of an accumulator

Storage of electrical energy of a solar cell with the aid of an accumulator

Item no.: P9502560

Storage of the electric energy from a solar cell with theaid of capacitor

Storage of the electric energy from a solar cell with theaid of capacitor

Item no.: P9502660

The characteristic current-voltage curves of a solar cell

The characteristic current-voltage curves of a solar cell

Item no.: P9502760

Electrical energy from wind energy - Influence of wind speed, wind direction and load

Electrical energy from wind energy - Influence of wind speed, wind direction and load

Item no.: P9505160

Influence of number of rotor blades

Influence of number of rotor blades

Item no.: P9505260

Storage of electric energy from wind energy with an accumulator

Storage of electric energy from wind energy with an accumulator

Item no.: P9505360

Storage of the electric energy won from wind energy in a capacitor

Storage of the electric energy won from wind energy in a capacitor

Item no.: P9505460

Current-voltage characteristic of a wind wheel

Current-voltage characteristic of a wind wheel

Item no.: P9505560

Pumping water using solar energy

Pumping water using solar energy

Item no.: P9506160

Pumping of water using wind energy

Pumping of water using wind energy

Item no.: P9506260

Running water driving a generator - determination of the power

Running water driving a generator - determination of the power

Item no.: P9506360

Heating water using a parabolic trough

Heating water using a parabolic trough

Item no.: P9508160

Model of a field of a parabolic troughs

Model of a field of a parabolic troughs

Item no.: P9508260

Faraday efficiency and energetic efficiency of a PEMelectrolyser

Faraday efficiency and energetic efficiency of a PEMelectrolyser

Item no.: P9504260

Generation of electric energy with a PEM fuel cell / Solar hydrogen system

Generation of electric energy with a PEM fuel cell / Solar hydrogen system

Item no.: P9504360

Wind hydrogen system

Wind hydrogen system

Item no.: P9504460

Current-voltage characteristic and power of a PEM fuel cell

Current-voltage characteristic and power of a PEM fuel cell

Item no.: P9504560

Faraday efficiency and energetic efficiency of a PEM fuel cell

Faraday efficiency and energetic efficiency of a PEM fuel cell

Item no.: P9504660

Efficiency of an electrolyseur-fuel cell-system

Efficiency of an electrolyseur-fuel cell-system

Item no.: P9504760

Optical fibre communication

Optical fibre communication

Item no.: P1402300

Buoyancy and floating

Buoyancy and floating

Item no.: P1001900

Optical illusions

Optical illusions

Item no.: P1063100

Colour dispersion with a prism

Colour dispersion with a prism

Item no.: P1066100

Reunification of spectral colours

Reunification of spectral colours

Item no.: P1066200

Complementary colours

Complementary colours

Item no.: P1066300

Additive colour mixing

Additive colour mixing

Item no.: P1066400

Subtractive colour mixing

Subtractive colour mixing

Item no.: P1066500

Sound as a sine wave

Sound as a sine wave

Item no.: P6010400

Sound and noise

Sound and noise

Item no.: P6010500