20/40 vision means that the test subject sees at 20 feet what a normal person sees at 40 feet. Another way of saying this is that a person with 20/40 vision has vision that is only half as good as normal-or, objects must be at half the normal distance for him to see them.
Answered by The Community. Making the world better, one answer at a time. The term of the compromise 1850 was a group of five bills, passed September 1850, which defuse a four year confrontion between slave states of the south & free states of the north.nswered by The Community. Making the world better, one answer at a time. The term of the compromise 1850 was a group of five bills, passed September 1850, which defuse a four year confrontion between slave states of the south & free states of the north.
Compromise of 1850. 1  January 29, 1850 - The Compromise of 1850 was introduced by Senator Henry Clay in a series of resolutions. 2  February 5 and 6, 1850 - Senator Henry Clay defended his compromise proposals in a speech. 3  March 4, 1850 - Senator John Calhoun's speech against the Compromise of 1850 was delivered.