What I Have Learned Activity 2 Directions: Match Column A with the explanations in Column B. Write only the letter of the correct answer. Use a separate sheet. Column A Column B 1. The human brain is like a powerful computer. 2. Our forests are among our country's important natural resources. 3. The word global refers to the land, sea, and atmosphere of the planet earth A. We depend on them for our timber and products. They provide raw materials for houses and furniture, buildings, railroads and ships. They provide the pulp for our books, and newspapers and the fiber for our clothing. Most of our foods and medicines come from them. B. They have long memories. This memory serves the mothers well during the dry seasons when they need to guide their herds to even distant watering holes that they remember from the past. They also display signs of grief, joy, anger, and play. C. It stores our memory and controls how we think and read. It controls thoughts, movements, decisions, dreams and ambitions. D. Global warming is the result of the sun's radiation being absorbed by gases in the atmosphere. These gases are known as greenhouse gases. Changes in the temperature of the atmosphere affect the movement of the air around the globe. E. Erosion, the washing away of soil due to floods, illegal logging, "kaingin" is very harmful to the environment. our Our 4. The elephants are extremely intelligent animals.