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.
Some positive impacts of mining are that it brings employment to  the area and community development projects. Negative impacts  include changing the social dynamics of the â¦ community, impacting  health and livelihoods, and preventing access to clean land and  water. 11 people found this useful.f the mining sites are near bodies of water chemicals can also poison the water and the fish, it can also destroy â¦ beautiful coral reefs. Fertile land can also be affected, land can become very hard and dry because of the chemicals as well. Boiling toxic waste can cause burns on people living near the mining sites.