Concept Review: Positive and Negative Feedback Loops 1 of 13 Review Identify which type of feedback loop each process represents. Part A Drag the positive or negative feedback loop on the left to each process on the right. Terms may be used once, more than once, or not at all. ResetHelp 1. A snowball rolling down a hill accumulates snow and becomes larger, which increases its speed, causing it to increase its size and speed even more. Blanktarget 1 of 6 2. Increasing air temperatures from global warming speed up the melting of glaciers, exposing darker rocks underneath the ice. The dark surfaces absorb more sunlight, causing further increases in temperature and accelerated glacier melting. Blanktarget 2 of 6 3. A dog pants as it lies in the hot summer sun, releasing excess body heat to the environment and lowering its body temperature to its stable state. Blanktarget 3 of 6 4. A bull on the edge of a herd of cattle panics when it hears a loud noise and begins to run. Five nearby cattle sense the panic and also begin to run. This causes another 15 cattle to panic. Eventually, all 100 cattle in the herd panic and