| quad | 1 quad | 2 quad | 3 quad | 4 quad | 5 quad | 6 quad | 7 quad | 8 quad | 9 quad | 10 quad | 11 quad | 12 quad | 13 quad | 14 quad | 15 quad | 16 quad | 17 quad | 18 quad | 19 quad | 20 quad | 21 quad | 22 quad | 23 quad | 24 quad | 25 quad | 26 quad | 27 quad | 28 quad | 29 quad | 30 quad | 31 quad | 32 quad | 33 quad | 34 quad | 35 quad | 36 quad | 37 quad | 38 quad | 39 quad | 40 quad | 41 quad | 42 quad | 43 quad | 44 quad | 45 quad | 46 quad | 47 quad | 48 quad | 49 quad | 50 quad | 51 quad | 52 quad | 53 quad | 54 quad | 55 quad | 56 quad | 57 quad | 58 quad | 59 quad | 60 quad | 61 quad | 62 quad | 63 quad | 64 quad | 65 quad | 66 quad | 67 quad | 68 quad | 69 quad | 70 quad | 71 quad | 72 quad | 73 quad | 74 quad | 75 quad | 76 quad | 77 quad | 78 quad | 79 quad | 80 quad | 81 quad | 82 quad | 83 quad | 84 quad | 85 quad | 86 quad | 87 quad | 88 quad | 89 quad | 90 quad | 91 quad | 92 quad | 93 quad | 94 quad | 95 quad | 96 quad | 97 quad | 98 quad | 99 quad | 100 quad |
| british thermal unit | 1.0 × 1015 BTUIT | 2.0 × 1015 BTUIT | 3.0 × 1015 BTUIT | 4.0 × 1015 BTUIT | 5.0 × 1015 BTUIT | 6.0 × 1015 BTUIT | 7.0 × 1015 BTUIT | 8.0 × 1015 BTUIT | 9.0 × 1015 BTUIT | 1.0 × 1016 BTUIT | 1.1 × 1016 BTUIT | 1.2 × 1016 BTUIT | 1.3 × 1016 BTUIT | 1.4 × 1016 BTUIT | 1.5 × 1016 BTUIT | 1.6 × 1016 BTUIT | 1.7 × 1016 BTUIT | 1.8 × 1016 BTUIT | 1.9 × 1016 BTUIT | 2.0 × 1016 BTUIT | 2.1 × 1016 BTUIT | 2.2 × 1016 BTUIT | 2.3 × 1016 BTUIT | 2.4 × 1016 BTUIT | 2.5 × 1016 BTUIT | 2.6 × 1016 BTUIT | 2.7 × 1016 BTUIT | 2.8 × 1016 BTUIT | 2.9 × 1016 BTUIT | 3.0 × 1016 BTUIT | 3.1 × 1016 BTUIT | 3.2 × 1016 BTUIT | 3.3 × 1016 BTUIT | 3.4 × 1016 BTUIT | 3.5 × 1016 BTUIT | 3.6 × 1016 BTUIT | 3.7 × 1016 BTUIT | 3.8 × 1016 BTUIT | 3.9 × 1016 BTUIT | 4.0 × 1016 BTUIT | 4.1 × 1016 BTUIT | 4.2 × 1016 BTUIT | 4.3 × 1016 BTUIT | 4.4 × 1016 BTUIT | 4.5 × 1016 BTUIT | 4.6 × 1016 BTUIT | 4.7 × 1016 BTUIT | 4.8 × 1016 BTUIT | 4.9 × 1016 BTUIT | 5.0 × 1016 BTUIT | 5.1 × 1016 BTUIT | 5.2 × 1016 BTUIT | 5.3 × 1016 BTUIT | 5.4 × 1016 BTUIT | 5.5 × 1016 BTUIT | 5.6 × 1016 BTUIT | 5.7 × 1016 BTUIT | 5.8 × 1016 BTUIT | 5.9 × 1016 BTUIT | 6.0 × 1016 BTUIT | 6.1 × 1016 BTUIT | 6.2 × 1016 BTUIT | 6.3 × 1016 BTUIT | 6.4 × 1016 BTUIT | 6.5 × 1016 BTUIT | 6.6 × 1016 BTUIT | 6.7 × 1016 BTUIT | 6.8 × 1016 BTUIT | 6.9 × 1016 BTUIT | 7.0 × 1016 BTUIT | 7.1 × 1016 BTUIT | 7.2 × 1016 BTUIT | 7.3 × 1016 BTUIT | 7.4 × 1016 BTUIT | 7.5 × 1016 BTUIT | 7.6 × 1016 BTUIT | 7.7 × 1016 BTUIT | 7.8 × 1016 BTUIT | 7.9 × 1016 BTUIT | 8.0 × 1016 BTUIT | 8.1 × 1016 BTUIT | 8.2 × 1016 BTUIT | 8.3 × 1016 BTUIT | 8.4 × 1016 BTUIT | 8.5 × 1016 BTUIT | 8.6 × 1016 BTUIT | 8.7 × 1016 BTUIT | 8.8 × 1016 BTUIT | 8.9 × 1016 BTUIT | 9.0 × 1016 BTUIT | 9.1 × 1016 BTUIT | 9.2 × 1016 BTUIT | 9.3 × 1016 BTUIT | 9.4 × 1016 BTUIT | 9.5 × 1016 BTUIT | 9.6 × 1016 BTUIT | 9.7 × 1016 BTUIT | 9.8 × 1016 BTUIT | 9.9 × 1016 BTUIT | 1.0 × 1017 BTUIT |
A quad is a unit of energy equal to 1015 (a short-scale quadrillion) BTU, or 1.055 × 1018 joules (1.055 exajoules or EJ) in SI units.
| 1 quads = 1.0E+15 british thermal units | 6 quads = 6.0E+15 british thermal units |
| 2 quads = 2.0E+15 british thermal units | 7 quads = 7.0E+15 british thermal units |
| 3 quads = 3.0E+15 british thermal units | 8 quads = 8.0E+15 british thermal units |
| 4 quads = 4.0E+15 british thermal units | 9 quads = 9.0E+15 british thermal units |
| 5 quads = 5.0E+15 british thermal units | 10 quads = 1.0E+16 british thermal units |
The British thermal unit (Btu or BTU) is a traditional unit of heat; it is defined as the amount of heat required to raise the temperature of one pound of water by one degree Fahrenheit. It is part of the United States customary units.
| 1 british thermal units = 1.0E-15 quads | 6 british thermal units = 6.0E-15 quads |
| 2 british thermal units = 2.0E-15 quads | 7 british thermal units = 7.0E-15 quads |
| 3 british thermal units = 3.0E-15 quads | 8 british thermal units = 8.0E-15 quads |
| 4 british thermal units = 4.0E-15 quads | 9 british thermal units = 9.0E-15 quads |
| 5 british thermal units = 5.0E-15 quads | 10 british thermal units = 1.0E-14 quads |
| 1 quads = 1.0 × 1015 british thermal units |
| 1 british thermal units = 1.0 × 10-15 quads |