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an organism that is able to form nutritional organic substances from simple inorganic substances such as carbon dioxide.
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If the boundary between the cold and warm air masses doesn't move, it is called a stationary front. The boundary where a cold air mass meets a cool air mass under a warm air mass is called an occluded front. At a front, the weather is usually unsettled and stormy, and precipitation is common."
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sorry i don't know this answer of this question
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If your just looking for a description here you go.
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Most spiral galaxies contain a central bulge surrounded by a flat, rotating disk of stars. The bulge in the center is made up of older, dimmer stars, and is thought to contain a supermassive black hole. Approximately two-thirds of spiral galaxies also contain a bar structure through their center, as does the Milky Way.
Hope this helps.
Temperature, sunlight and water are all examples of the abiotic components of the ecosystem.
The ecosystem is the interaction and dynamic interdependent exchange of the biotic and abiotic factors of the environment. The biotic factors are the life or living organisms that live in the said environment. While the abiotic factors are those for example, soil, water, wind, air, minerals and etc
