A sextant.the sextonan astrolabe
Azimuth
This instrument is a balance.
The attitude (do not confuse with altitude) indicator is nicknamed the artificial horizon.
A tiltmeter measures changes in the tilt of the earth. :)A tiltmeter is an instrument that measures changes in the tilt of the earth. :)
The instrument is call an attitude indicator or artificial horizon.
A calorimeter measures heat. In contrast, a thermometer measures temperature.A thermometer bolometer - an instrument that measures heat radiation; extremely sensitive calorimeter - a measuring instrument that determines quantities of heatHeat is measured with a ThermometerThermometerThermometer or calorimeterThermometerthermometerHeat is measured with a thermometer.
An artificial horizon is a device which measures the pitch and roll of an aircraft in flight by comparing its attitude to a gyroscopically maintained indication of the flat horizon line.
An artificial horizon is a device which measures the pitch and roll of an aircraft in flight by comparing its attitude to a gyroscopically maintained indication of the flat horizon line.
A thermometer measures molecular energy.
a calender
ruler