What is a negative feedback loop? a) the output of a system stimulates another cycle of the system
b) something that carries out a response
c) anything that causes a reaction or response
d) a closed path that tends to reduce the activity of a body system

Which plate boundary causes plates to collide forming mountain ranges, volcanoes, and island arcs? give an example of this type of plate boundary. 2. at which plate boundary do rifts and mid-oceans ridges form? give an example of this type of plate boundary. 3. at which plate boundary do plates slide past each other while moving in opposite directions? give an example of this type of boundary.