Answer:
because he was a great movement for the civil rights movement and when he had his speech everyone listen to him
Ozone layer is a layer surrounding the Earth, which has a high concentration of Ozone, O₃, or better said: more than in the other parts of the atmosphere. The ozone layer plays an important role in absorbing ultraviolet radiation, which is very damaging to the skin.
Innovation is the process of introducing new ideas or promoting change through a new idea or object. There are two main types of innovation: discovery and invention. This is a guiding principle of Americans not to settle and to remember that things can always improve or be enhanced. Through this spirit of innovation, Americans are always working to advance the fields of science, medicine, and technology.
Joining the Army will provide valuable experience and training unavailable to many in the civilian workforce -- and the training is free. This kind of invaluable education could make you more desirable to civilian employers once you're discharged.
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