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www.reference.com/science/potato-battery-work-514013e6e8d9433e

Potato batteries use the acids in the potato to start a reaction with two electrodes made of different metals that cause electrons to flow from one to the other through the potato, producing power. The potato acts as a salt bridge, connecting the anode, or negative electrode, to the cathode, or posi

www.reference.com/article/battery-work-d5aff34d39792bf

According to the MIT School of Engineering, a battery provides an electrical charge due to the chemical reactions that take place inside it once it is connected into an electrical circuit. When a circuit connects the positive and negative poles, the anode and cathode inside the battery react with th

www.reference.com/article/many-types-potatoes-1afc17262b6f11d2

According to The United States Potato Board, seven types of potatoes are commonly enjoyed by consumers: russet, long white, round white, fingerlings, red, yellow and blue or purple. The potato industry refers to them as table-stock varieties.

www.reference.com/article/potatoes-good-b1543e15905ad520

While the George Mateljan Foundation for the World's Healthiest Foods considers potatoes an excellent source of vitamin B6, potassium, copper, vitamin C, manganese, phosphorus, niacin, dietary fiber and pantothenic acid, it cautions that most people eat potatoes deep fried with extra fat, which is u

www.reference.com/article/potatoes-bad-e6582608711704d4

Potatoes do eventually go bad. Their exact shelf life depends on the type of potato, but most go bad after two to five weeks at room temperature or two to four months in a refrigerator.

www.reference.com/article/did-potatoes-originate-bf42c67e5e1d114b

Potatoes were first eaten and cultivated in the Andean highlands of South America, between Bolivia and Peru. Spread to Europe and North America by Spanish explorers, these tubers are ranked second among the world's most staple crops.

www.reference.com/article/plant-potatoes-48830560cf2c8887

To plant potatoes, cut apart seed potatoes, and plant them in a trench after the last frost. Use certified disease-free seed potatoes, and avoid grocery store potatoes, which often are treated to prevent sprouting.

www.reference.com/article/can-grow-potato-potato-885b988c8c12cb80

A potato that is sprouting can be planted in order to grow more potatoes, according to GrowVeg.com. Potatoes that haven't started sprouting, however, are dormant and won't grow until dormancy has been broken.

www.reference.com/article/grow-potatoes-d1934a0a94ca0ac

Grow potatoes by planting them at the right time, preparing the planting site, giving them enough moisture and hilling them. It takes approximately 10 weeks between planting and harvesting. To accomplish this project, you need seed potatoes, a hoe, a garden fork, compost, well-drained soil and water

www.reference.com/article/potato-diseases-6f10d751f9e15daf

Potato diseases include infestations of the root, leaves and tubers caused by bacteria, fungi and other viruses. Common potato diseases include potato wart, soft rot and potato blight, according to the American Phytopathological Society. A complete list of potato diseases can be found on the U.S. De