would be 5000 rpm because there are only two layers so the soil is more separate in that speed. Describe in which layers you are likely to find the organic matter‚ gravel‚ sand‚ silt‚ and clay at the following speeds: 5000 rpm 15000 rpm The layer you are likely to find the organic matter‚ gravel‚ sand‚ silt‚ and clay is 15000 rpm because there are five layers so you will find
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Ever wondered why organic foods are more expensive? Why organic foods are kept separately from the other food in a grocery store? Why some produce has special labels? The food all looks the same on the outside. An apple marked organic looks the same as any other apple in the produce section of the store. The difference is not the outward appearance but how the apple was grown and processed. The word organic gives the impression that the food will be safer and more nutritious to eat than food without
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Organic Food Once found only in health food stores‚ organic food is now a regular feature at most supermarkets. And that’s created a bit of a dilemma in the produce aisle. On one hand‚ you have a conventionally grown apple. On the other‚ you have one that’s organic. Both apples are firm‚ shiny and red. Both provide vitamins and fiber‚ and both are free of fat‚ sodium and cholesterol. Which should you choose? The word "organic" refers to the way farmers grow and process agricultural products‚ such
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People like to eat organic food‚ they think organic food is good for their health. And they think organic food is better for environment and kind of animals. So‚ nowadays people are trying to buy an organic food‚ it make organic food increasing price. On the other hand‚ many experts say that the organic foods are better than other. 1. What Qualifies as Organic? For the last time the organic product very important for people who like to eat organic food but now all organic foods are grown and
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The debate between organic and processed foods has been an extremely controversial topic over the past few decades. Food in general is a key source for all humans and is an everyday necessity. Food gives us nutrition and energy to live throughout our life. Moreover‚ the development of making foods has evolved and has changed from organic to processed foods in recent years. Organic foods are grown naturally with no type of preservatives‚ pesticides‚ and hormones “Organic Foods: What You Need to Know
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#18 Sci. Proj. Hypothesis: I greatly think that variations of fertilizer will not make any difference in plant growth. I. Bibliography a. Title: Effect of Organic Fertilizers Application on Growth‚ Yield and Quality of Tomatoes in North Kordofan (sandy soil) western Sudan b. Author(s): Kh. H. M. Ibrahim O.A.S. Fadni c. Journal: Greener Journal of Agricultural Sciences Vol. 3‚ April 2013 d. Source: http://www.gjournals.org/GJAS/GJAS%20Pdf/2013/April/Ibrahim%20and%20Fadni.pdf II
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States of matter Four fundamental states: Solid - In a solid the particles (ions‚ atoms or molecules) are packed closely together. As a result‚ a solid has a stable‚ definite shape‚ and a definite volume. Solids can only change their shape by force‚ as when broken or cut. Liquid - A liquid is a nearly incompressible fluid that conforms to the shape of its container but retains a (nearly) constant volume independent of pressure. The volume is definite if the temperature and pressure are constant
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INTRODUCTION Peat is a mixture of fragmented organic material formed in wetlands under appropriate climatic and topographic conditions and it is derived from vegetation that has been chemically changed and fossilized. Peat is partially or totally decomposed remains of dead plants which have accumulated under water for tens to thousands of year. Decomposition or humification involves the loss of organic matter either in gas or in solution‚ the disappearance of physical structure and the change
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that environment. Colour As the name suggests‚ Brown Earth soils are brown in colour. Soil colour is determined by soil forming processes. Humification is responsible for the dark colour of the Brown Earth soils. Humification occurs when the organic matter on the surface of the soil is broken down and decomposed to form a substance called humus. The leaves of deciduous trees fall and decay in Autumn forming a layer of dark humus. This humus is washed into the soil by rainfall. The presence of this
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white worms‚ and other earthworms to create a heterogeneous mixture of decomposing vegetable or food waste‚ bedding materials‚ and vermicast. Vermicast‚ also called worm castings‚ worm humus or worm manure‚ is the end-product of the breakdown of organic matter by an
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