Scientific Instruments and Their Use

Actinometer - An instrument used to measure the intensity of radiation.
Altimeter - An instrument used for measuring altitude in flights.
Ammeter - An instrument used for measuring the strength of electric current.
Anemometer - An instrument used for measuring the velocity of the wind and finding its direction.
Audiometer - An instrument used for measuring the intensity of sound.
Barograph - An instrument used for recording atmospheric pressure.
Barometer - An instrument used for measuring atmospheric pressure.
Calorimeter - An instrument used for measuring the amount of heat.
Calipers - An instrument used to measure the diameter of the wire, tube, or rod.
Chronometer - An instrument used for showing accurate time.
Clinical Thermometer - An instrument used for measuring temperature of human body.
Compass - An instrument used for finding direction.
Common balance - An instrument used to measure the mass of an object.
Computer - An electric or electronic machine for carrying out complex calculations based on information already fed.
Cryometer - An instrument used to measure very low temperature.
Dynamo - A device used for converting mechanical energy into electrical energy.
Galvanometer - An instrument used for measuring strength of electric current.
Hydrometer - An instrument used for measuring the relative density of liquids.
Hygrometer - An instrument used for measuring the relative humidity of atmosphere .
Hydrophone - An instrument used for measuring sound under water.
Lactometer - An instrument used for measuring the relative density of milk.
Manometer - An instrument for measuring the pressure of gas.
Microscope - An instrument for magnifying small objects.
Periscope - An instrument for seeing objects over an obstacle such as from a submarine..
Pyrometer - An instrument used for measuring high temperature from a great distance.
Radar - A device used for locating objects from a distance such as flights.
Rain Guage - An instrument used for measuring the quantity of rainfall at a particular place.
Screw Gauge - An instrument used to measure the thickness of an object.
Seismograph - An instrument used for measuring and recording the intensity and origin of earthquake shocks.
Sextant - An instrument used to measure angular distance between two objects.
Spectrograph - An instrument used for spectrum analysis.
Speedometer - An instrument used for measuring the speed of vehicles.
Sphygmomanometer - An instrument used for measuring blood pressure.
Stethoscope - An instrument used for hearing the sound of heart and lungs.
Stereoscope - An optical device to see two dimensional pictures.
Teleprinter - A communication device for automatic sending, receiving, and printing telegraphic messages from distant places.
Telescope - An instrument used for viewing magnified images of distant objects.

Thermostat - An automotive device for regulating constant temperature.
Thermometer - An instrument used for measuring temperature of an object.
Transistor - A small device which is used to amplify current.
Television - A device used to receiving visible moving images by means of electromagnetic waves.
Voltmeter - An instrument used for measuring potential difference between two points.