Length-Metre

Q1. How is the meter defined? (Jing Lin) A1. As of October 21, 1983, a meter is defined as 1/299,792,458 of the distance light travels in a vacuum. Reference: []

Q2. How was the meter defined before 1983? (Jing Lin) A2. It was defined as one ten-millionth of the distance from the equator to the north pole, at sea level. Reference: []

Q3. What is the meter compared to other measurements of length? (Jing Lin) A3. 1 metre = 1.09 yards (to 2 decimal points) = 39.37 inches Reference: []

Q4. What was the first definition of the meter? (Sarthak) A4.10-7 or one ten-millionth of the length of the meridian through Paris from pole to the equator.(Off by 0.2 mm)

Source: http://physics.nist.gov/cuu/Units/meter.html

5. How is the metre compared to the mesurement feet? (Jun Wei) A5: A metre is equals to **3.2808399 feet.** []
 * Source:**

Q6 What is the origin of the word metre? A6: It is derived from the greek word metron which means a measure. Source: []