Origami for Everyone gives you full step-by-step instructions for 30 awesome origami projects for everyone from beginners to experts. Learn how to make flowers, masks, and the ubiquitous paper crane!All projects come from Instructables.com, are written by paper folding experts, and contain pictures for each step so you can do it yourself.earn how to make flowers, masks, and the ubiquitous paper crane! All projects come from Instructables.com, are written by paper folding experts, and contain pictures for each step so you can do it yourself.
Deep trenches are often formed where tectonic plates are being subducted and earthquakes are common. As the sinking plate moves deeper into the mantle, fluids are released from the rock causing the overlying mantle to partially melt.
Water running down all the mountains and valleys is pulled down by this force of gravity. Wind is ultimately a result of air molecules being held to the Earth's surface due to gravity. Water, wind, and ice, working under the influence of gravity, are the greatest sources of erosion on the Earth's surface. The effects of gravity, combined with wind, water, and ice, create many types of geologic features.