In mathematics, natural numbers are whole numbers starting with 1 and going upward. In some fields, the natural numbers start with 0 but, ultimately, natural numbers do not include negative numbers or fractions.
Natural light is produced by natural processes, such as the sun and stars. By contrast, man-made devices, such as flashlights and light bulbs, emit artificial light. All forms of light require the release of energy, and in the natural world, this includes explosions, fi...
Some examples of natural laws include but are not limited to the Laws of Thermodynamics (such as the law that states energy can be transformed from one form to another but cannot be destroyed or spontaneously created) and Newton's Laws of Motion (such as the law that st...
Examples of natural resources include air, water, soil, plants, animals, raw materials, space, land, wind and energy. Natural resources come from the environment and are not man-made. Some are essential for survival, while others are social wants.
A naturalization number refers to a C-File number, which refers to the certificate file number printed in red on a U.S. Certificate of Naturalization. C-File numbers have been provided since 1906, according to the U.S. Citizenship and Immigration Services website.
Naturally occurring structures include canyons such as the Grand Canyon in the United States, mountains such as Mount Everest, and even homes and nests that animals make for themselves, including beehives, ant hills, bird nests and beaver dams. Any form that stands on i...
A natural number is the sort of number that is commonly used for counting or basic arithmetic. They are positive whole numbers, such as one, two or three, and are used to denote quantities in everyday life.