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.
The effects of the Gold Rush were substantial. At first, loose gold and gold nuggets could be picked up off the ground, and since there was no law regarding property rights in the goldfields a system of staking claims was developed.hen the Gold Rush began, the California goldfields were peculiarly lawless places. When gold was discovered at Sutter's Mill, California was still technically part of Mexico, under American military occupation as the result of the MexicanâAmerican War.