980Every Day ScienceMedium
‘Magnetometer’ is used to measure: ______________?
AChanges in Oceanic Current
BAir Pressure on Ships
CElectromagnetic Force in Space Devices
DChanges in the Earth’s Magnetic Field
Correct answer
D. Changes in the Earth’s Magnetic Field
Explanation
magnetometer, instrument for measuring the strength and sometimes the direction of magnetic fields, including those on or near the Earth and in space. Magnetometers are also used to calibrate electromagnets and permanent magnets and to determine the magnetization of materials.