Question: In the cake pan, push moistened sand together in the shape of a mountain. Be sure the sand is wet enough to stick together so it does not crumble. You could also invert the cup and shape your mountain around the cup
Next, stick 10 to 12 toothpicks into the right half of the mountain. Keep the left side empty. In part F, you will spray water on the mountain using the water spray bottle. Predict how the toothpicks will affect the rate of erosion. Now spray water all over the mountain and write down your observations. What happens to each half of the mountain? In the seacoast model, if this were Earth's surface, what does the water's motion represent? Need Assignment Help?