A cloud collapses to form a star and disk. Planets form from this disk. According to our current understanding, a star and its planets form out of a collapsing cloud of dust and gas within a larger cloud called a nebula.
The Earth is thought to have been formed about 4.6 billion years ago by collisions in the giant disc-shaped cloud of material that also formed the Sun. Gravity slowly gathered this gas and dust together into clumps that became asteroids and small early planets called planetesimals.
<u>Answer:</u>
Food production system involves aspects of food such as principles of food processing and strategies to improve food and nutritional value for public, while <u>food system</u> is its application for the selection, preservation, processing, packaging, and distribution of safe foods.
<u>Explanation:</u>
- Food production system involves feeding population growth, packing, consumption, marketing, disposal, harvesting and food related items.
- It is also based on input need and output generated. All around the world countries are achieving sustainable development goals.
- Many countries plays key role in food system. They also achieve social economic goals by food system.
Answer:
an ore is a naturally occurring solid material from which a metal or valuable mineral can be profitably extracted.
Explanation:
according to natonal geography "Ore is a deposit in Earth's crust of one or more valuable minerals. The most valuable ore deposits contain metals crucial to industry and trade, like copper, gold, and iron. Copper ore is mined for a variety of industrial uses. For thousands of years, gold ore was mined as a basis for currency, or mone" :)
Physical geography is the branch of geography dealing with the natural features and the processes
I think its D. Get a second opinion im only a sophmore in highschool lol but i would pick that if i were u.