3 ms·

Also, he wrote: "g = acceleration due to gravity = 9.81 m/s^-2" m/s^-2 is not the correct unit for acceleration.

• deleted 8y ago
  [deleted]
• mark_edward 8y ago
  Yes it is. That's the SI unit. https://en.wikipedia.org/wiki/Acceleration https://en.wikipedia.org/wiki/Acceleration
  • jcranmer 8y ago
    The text was "m/s^-2" (i.e., "m·s²") not "m/s^2".
  • iiv 8y ago
    No it isn't. That's not the SI unit. https://en.wikipedia.org/wiki/Acceleration https://en.wikipedia.org/wiki/Acceleration TIP: Look closer =)
    • mark_edward 8y ago
      Oops, thanks, guess I have mental autocorrect turned on
      • iiv 8y ago
        Haha, no problem. It's easy to miss =)