Google to get the Light Speed or Gravitational Constant

Want a reference to the speed of light in vacuum with a meter / second precision? Just ask Google:


And it returns the speed of light in m/s:

the speed of light = 299 792 458 m / s

To get the Gravitational Constant, simply type ‘G’:


And it returns:

gravitational constant = 6.67300 × 10-11 m3 kg-1 s-2

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