Naked eye , also called bare eye or unaided eye , is the practice of engaging in visual perception unaided by a magnifying or light-collecting optical instrument , such as a telescope or microscope. Vision corrected to normal acuity using corrective lenses is still considered "naked". In astronomy , the naked eye may be used to observe celestial events and objects visible without equipment, such as conjunctions , passing comets , meteor showers , and the brightest asteroids , including 4 Vesta. Sky lore and various tests demonstrate an impressive variety of phenomena visible to the unaided eye. The visibility of astronomical objects is strongly affected by light pollution.
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They are found everywhere, in soil, air, water, on your skin and in your guts. Most of the time, when they are in the right place the majority of micro-organisms are not harmful to people and often do a lot of good such as breaking down waste and making bread. There is a huge variety of micro-organisms. They can work alone or in colonies.
Once upon a time in America, Black women routinely were forced to stand naked on a slave auction block in front of hordes of white men who were trying to decide if each was worth the price they were asked to pay. Often, her young children would cling to her legs as she was sold separately to the highest bidder. She would wail in despair at the thought of losing her babies.
Sometimes, they eat worms, clams, aquatic snails, and tadpoles. A platypus is the only mammal with a bill. The dark gray skin on the bill is hairless and moist. A platypus grinds its food with tough pads in its bill; it has no teeth. Did you know that animals produce electric fields?