Exploring the Concept. 1  Provide the materials to the students. 2  Instruct students to cover their desktops with paper. 3  Have students examine the sugar cubes with the magnifying glasses. Students should record their observations on the observation sheet provided. They can either draw or describe the sugar cubes.
Gold is a precious metal used around the world in jewelry, electronics and even dentistry. Extraction of gold requires mining for it beneath the Earth's surface. Mining for gold has some negative effects, including erosion, the use of cyanide, loss of biodiversity and disruption of indigenous communities. Erosion Erosion can strip away much needed soil.
Social, political, and economic effects of the war in North , South, and West. The Civil war had profound effects on the the United States and the Confederacy in economic, political, and social. The war had different effects depending on the region which can be divided by effect on the south, north, and west. Republican congress: - Homestead act of 1862: Any one can claim up to 160 aces of land. Then after 5 years of living on the land they can buy it.