Photosynthesis is the process by which plants convert carbon dioxide, water, and sunlight into sugar and oxygen. The formula for photosynthesis isCarbon dioxide + water + light energy -> carbohydrate (glucose) + oxygen + waterWater appears on both sides of the equation because it is produced as well as consumed; but only half... More..
The task of communicating successfully online poses challenges that offline communication does not. Without the accompaniment of gestures, facial expressions, and tones of voice, words alone can easily be misinterpreted. And the internet has spawned a whole new world of abbreviations that can be mystifying to the uninitiated.... More..
Does your lawn look pale? Does it have dead patches? Are the grass blades yellowing at the edges? If so, and if there's little thatch (dead grass under the green layer) and you can't see any signs of fungus, insects, or grubs, you might need to add some lime.Lawns grow best in a soil with a neutral pH (i.e. neither acid nor a... More..
The word 'clairvoyant' conjures images of a silk-swathed woman preeing into a crystal ball or scrutinising your palm. But clairvoyants come in all forms. They are simply ordinary people who happen to have an extraordinary ability. Clairvoyant literally means 'far seeing' and refers to the ability to know things that you ought... More..
Ocean tides are the reptitive rise and fall of sea levels relative to the land. In any given day, there are two low and two high tides, with the water constantly moving between the two extremes. Each cycle from high to low to high takes around 12 hours and 25 minutes. The times of high and low tides change by around 50 minute... More..
Given that we spend, on average, a third of our lives asleep the bedroom should be one of the most important rooms in the house. But because few people see it, it can become neglected - or worse, turn into a mere extension of the living space, to be used for reading, working, watching television . . . If your bedroom isn't qu... More..
Under the original two-kingdom classification system developed by Linnaeus, algae, fungi, and microbes were considered plants. This later caused confusion, with mobile but photosynthetic microbes such as Euglena classified variously both as plants and as animals. Eventually the confusion was resolved with the development of t... More..
If you want to become a redhead, there's a way to do so that doesn't require chemicals. Henna is a completely natural product, the dried and crushed leaves of Lawsonia inermis. It is available in a spectrum of shades from strawberry blonde to black, created by blending with other plant material such as walnut or indigo, and t... More..
1. Read the text. If necessary, reread it. And keep referring back to it as you write. The process will be easier and the end result better if you begin with a good knowledge of the subject. Also, take time to think about the story and what interested you and what seemed important or strange.2. Brainstorm topics. If nothing i... More..
Trees, like all plants, have three basic organs: roots, stems, leaves. In turn, organs are composed of different tissues; and tissues are composed of different cells.The root system is subterranean; it provides anchorage and absorbance of minerals and water. Trees have a taproot - a large vertical root, with numerous smaller ... More..
Elizabeth Hedger
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