The SI derived unit for acceleration is: meter per square second (m/s2)
acceleration of free fall = 9.806 65 m/s
1 Galileo (Gal) = 0.01 m/s²
foot per second squared (ft/s²) = 0.304 8 m/s
1 inch per second squared (in/s²) = 0.025 4 m/s²