Why are some appliances exempt from the Energy guide program?

Number the steps from when a stimulus is received to when the body reacts

Weathering is an example of an external force of change. question 2 options: true false

This is a 2017 topographic map of puerto rico in the united states, and i'm sorry that people there have suffered such a disaster. i want to ask, what do the yellow dots and areas represent on this graph? and the blue area and the little blue circle, and the little blue sign that looks like a signal tower, what do they stand for?