Why Is the Flame of Candle Different Colors?
Why Is the Flame of Candle Different Colors? At first glance, a candle flame appears to be one color, a sort of yellow-orange. But if you study the flame closely, you...
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How Did Oil Get into Oil Wells?
How Did Oil Get into Oil Wells? The oil we get from oil wells today was formed from the remains of plants and animals that lived millions of years ago. At that time,...
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How Do They Make Yeast?
Yeast culture is the growing of yeast, much as a farmer cultivates crops. For yeasts are really tiny plants of the mushroom family, like mushrooms, they need shade,...
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How Does Yeast Make Bread Dough Rise?
How Does Yeast Make Bread Dough Rise? Yeasts are microscopic one celled fungus plants. A whole yeast plant, when viewed under a microscope, looks like a tiny potato....
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Why Does Soda Pop Fizz?
Why Does Soda Pop Fizz? The bubbles in a soft drink are made by a tasteless gas called carbon dioxide gas. This bubbly gas gives the drink its tangy, sharp taste. Soft...
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