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### Maths and Physics Numbers: Handy for a Quiz

- The Golden ratio is 1.618
- Pi is 3.142
- Euler's number is 2.718
- The first twelve prime numbers are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37

- The first four perfect numbers are 6, 28, 496, and 8128
- The number of bits in a nibble is 4
- The Fibonacci sequence begins with the following 14 integers: 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233
- The Speed of Light is 186,282 miles per second, or 299,792,458 metres per second
- At 20 degree Celsius, the speed of sound in air is about 343 metres per second
- Absolute zero is -273.15 degrees Celsius, or zero degrees Kelvin
- The point on both the Celsius and Fahrenheit scales where the temperatures are equal is -40 degrees
- Avogadro's number is defined to be the number of atoms in 12 grams of carbon, and is approximately six followed by 23 zeroes
- The acceleration due to gravity on Earth is 9.8 metres per second squared
- The acceleration due to gravity on the moon is around 1.62 metres per second squared
- Earth's average distance to the Sun is roughly 93 million miles (150 million kilometers)
- The Moon is an average of 238,855 miles away from Earth
- The equatorial circumference of Earth is about 24,901 miles (40,075 km)
- There are 1760 yards in a mile
- There are 6 feet in a fathom
- There are 1609.34 metres in a mile
- There are 2.2 pounds in a kilogram
- A baker's dozen is 13
- A score is a group of 20
- Average normal body temperature is 37 degrees Celsius
- A googol is 1 followed by 100 zeros