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.
The Missouri Compromise was an effort by Congress to defuse the sectional and political rivalries triggered by the request of Missouri late in 1819 for admission as a state in which slavery would be permitted.At the time, the United States contained twenty-two states, evenly divided between slave and free.n the years leading up to the Missouri Compromise of 1820, tensions began to rise between pro-slavery and anti-slavery factions within the U.S. Congress and across the country.