Résultats pour "Salt" dans Sciences et technologies

How does salt go from the sea to flavoring your food? Workers pump seawater into ponds. Salt crystals form as the water dries up. See what happens step by step in the process of making salt.

Sugar and salt look a lot alike. Kids will learn that the reason sugar and salt look the same but taste very differently is that they are made up of different elements. Kids will learn about the periodic table and that when different elements are joined together, they make different things. Fun music encourages young learners to explore this fascinating concept.

From the team that created the ALA Notable Book The Cod's Tale comes the fascinating history of salt, which has been the object of wars and revolutions and is vital for life. Based on Mark Kurlansky's critically acclaimed best seller Salt: A World History, this handsome picture book explores every aspect of salt: The many ways it's gathered from the Earth and sea; how ancient emperors in China, Egypt, and Rome used it to keep their subjects happy; why salt was key to the Age of Exploration; what salt meant to the American Revolution; and even how the search for salt eventually led to oil.