What Is This Tool?
This tool allows users to convert acceleration values from galileo (Gal), a CGS unit typically used in geophysics, to millimeter per square second (mm/s²), a metric derived unit suitable for precise applications involving small accelerations.
How to Use This Tool?
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Enter the acceleration value in galileo (Gal)
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Select galileo (Gal) as the input unit
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Choose millimeter per square second (mm/s²) as the output unit
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Click the convert button to view the result
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Use the converted value for your specific measurement or application needs
Key Features
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Converts acceleration between galileo [Gal] and millimeter per square second (mm/s²)
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Supports units relevant for geophysical and precision engineering contexts
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Browser-based and easy to use without requiring installation
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Provides quick, accurate conversions for small acceleration values
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Offers examples for common value conversions
Examples
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2 Galileo (Gal) converts to 20 millimeter/square second (mm/s²)
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0.5 Galileo (Gal) equals 5 millimeter/square second (mm/s²)
Common Use Cases
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Reporting local gravity variations and anomalies in geodesy and gravimetry
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Expressing gravity changes during mineral and oil exploration geophysics
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Calibrating gravimeters and high-resolution accelerometers for Earth science
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Specifying small accelerations in precision motion stages or linear actuators
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Describing fine biomechanical motions needing millimeter-scale resolution
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Monitoring vibration and sensor outputs in portable electronics and MEMS devices
Tips & Best Practices
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Ensure correct selection of input and output units before converting
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Use this conversion for contexts where small accelerations require millimetre precision
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Cross-check units when integrating CGS and metric system measurements
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Consider sensor sensitivity and measurement precision limitations for very low accelerations
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Apply converted values appropriately within geophysical, engineering, or biomechanical fields
Limitations
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Galileo (Gal) is based on the CGS system, while millimeter/square second is a metric derived unit, requiring careful interpretation between systems
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Both units measure very small accelerations, so precision and sensor sensitivity may impact accuracy
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The tool does not account for measurement errors or calibration differences in sensor data
Frequently Asked Questions
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What is a galileo (Gal) unit used for?
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A galileo (Gal) is a CGS unit of acceleration equal to 1 cm/s², commonly used to express small accelerations such as variations in gravitational acceleration in geophysics and gravimetry.
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How does millimeter/square second differ from galileo?
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Millimeter per square second (mm/s²) is a metric derived unit equal to 0.001 m/s², used for small accelerations where millimeter-scale precision is needed, unlike galileo which is based on centimeters.
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Why convert from galileo to millimeter/square second?
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Conversion allows expressing small accelerations measured in galileo into millimeter/square second to suit high-precision applications in engineering, biomechanics, and sensor calibration.
Key Terminology
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Galileo (Gal)
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A CGS unit of acceleration equal to 1 centimeter per second squared (1 cm/s²), frequently used in geophysical measurements of gravity variations.
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Millimeter per square second (mm/s²)
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A metric derived unit of acceleration representing a change of velocity by one millimeter per second every second, useful for low-magnitude accelerations.
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Acceleration
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The rate of change of an object's velocity per unit time, indicating how quickly its speed increases or decreases.