Longitud
1m: 100 cm 1cm: 1x10 ˆ-5 km 1 in: 2.54 cm
1m: 0.001 km 1cm:0.01 m 1in:0.0254 km
1m: 1x10ˆ6 µm 1cm: 10 mm 1in:0.083333 ft
1m:1000 mm 1cm:10000 µm 1in:0.02777 yd
1m:1x10 ˆ9 1cm:1x10 ˆ7 nm 1yd:0.9144 m
1m:0.000621371 mi 1cm:6.2137x10 ˆ-6 mi 1yd:91.44 cm
1m:1.09361 yd 1cm:0.0109361 yd 1yd:3 ft
1m:3.28084 ft 1cm:0.0328084 ft 1yd:36 in
1m:39.3701 in 1cm:0.393701 in 1ft:0.3048 m
1m: 0.000539957 1cm:5.3996x10 ˆ-6 Nmi 1ft: 0.3333 yd
1ft:12 in
Masa
1kg:0.001 t 1g:1x10 ˆ-6 t 1 lb:0.453592 kg
1kg:1000 g 1g:0.001 kg 1 lb:453.592 g
1kg:1x10 ˆ6mg 1g:1000 mg 1 lb: 16 oz
1kg:1x10 ˆ9µg 1g:1x10 ˆ6µg 1 oz: 0.0283495 kg
1kg:0.000984207 tl 1g:0.000157473 stone 1 oz: 28.3495 g
1kg:0.00110231 tom 1g:0.00220462 ib 1 oz: 0.0625 lb
1kg:0.157473 stone 1g:0.035274 oz
1kg:2.20462 lb
1kg:35.274 oz
Presión
1atm: 1.01325 bar 1 Pa: 9.8692x10 ˆ-6 atm 1 mmHg: 0.00131579 atm
1atm: 101325 Pa 1 Pa: 1x10 ˆ-5 bar 1 mmHg: 0.00133322 bar
1atm: 14.6959 lbxin ˆ2 1 Pa: 0.000145038 lbxin ˆ2 1 mmHg: 0.0193368 lbxin ˆ2
1atm: 760 mmHg 1 Pa: 0.00750062 mmHg 1 mmHg: 133.322 Pa
Volumen
1L: 0.264172 gal 1 mL: 0.000264172 gal 1 gal: 3.78541 L
1L:1.05669 qt 1 mL: 0.00105669 qt 1 gal: 3785.41 mL
1L:2.11338 pt 1 mL: 0.00211338 pt 1 gal: 0.00378541 m ˆ3
1L:33.814 oz l 1 mL: 0.033814 oz l 1 gal: 128 oz l
1L:0.001 m ˆ3 1 mL: 1x10 ˆ-6 m ˆ3 1 oz l: 0.0078125 gal
1L: 1000 mL 1 mL: 0.001 L 1 oz: 2.9574x10 ˆ-5 m ˆ3
1L: 0.0353147 ft ˆ3 1 mL: 3.5315x10 ˆ5 ft ˆ3 1 oz: 0.0295735 L
1L: 61.0237 in ˆ3 1 mL: 0.0610237 in ˆ3 1 oz: 29.5735 mL
Energía
1 J: 0.001 kj 1 cal: 4.184 J 1 Kcal: 4184 J
1 J: 0.239006 cal 1 cal: 0.004184 kj 1 Kcal: 4.184 kj
1 J: 0.000239006 Kcal 1 cal: 0.001 Kcal 1 Kcal: 1000 cal
1 J:6.242x10 ˆ18 eV 1 cal:2.611x10 ˆ19 eV 1 Kcal: 2.611x10 ˆ22 eV
1 J: 0.737562 ft*lb 1 cal: 3.08596 ft*lb 1 Kcal: 3085.96 ft*lb
1 atmL : 101.325 J
Temperatura
(0°C*9/5) + 32 = 32°F (0°F – 32) * 9/5 = -17.78°C (0°K–273.15) (9/5) +32= -459.7°F
0°C + 273.15= 273.15°K (0°F-32) (9/5) +273.15=
255.372°K
0°K-273.15 = -273.15°C