In 1866, the U

question 29

Multiple Choice

In 1866, the U.S.Congress defined the U.S.yard as exactly 3600/3937 international meter.This was done primarily because:

• A)length can be measured more accurately in meters than in yards
• B)the meter is more stable than the yard
• C)this definition relates the common U.S.length units to a more widely used system
• D)there are more wavelengths in a yard than in a meter
• E)the members of this Congress were exceptionally intelligent