Not all light is in the visible spectrum, which is the light you can see. There are many kinds of electromagnetic waves that you can't see. Just look at the spectrum below. When we talk about a light detector, we are referring to any instrument that detects electromagnetic radiation.
What qualifications are required for someone to be vice president of the United States? A: According to the U.S. Constitution, the vice president has to be a natural-born citizen, to have resided in a U.S. state or territory for 14 years, and to be at least 35 years old. The constitutional qualifications for vice president are the same as they are for the presidency. Continue Reading.
john f kennedy who became president at the age of 43 was the youngest person to be elected to that office although the framers of the u s constitution and the individual states were careful to set minimum age requirements for office upper age limits have not been establishedennedy who became president at the age of 43 was the youngest person to be elected to that office although the framers of the u s constitution and the individual states were careful to set minimum age requirements for office upper age limits have not been established