What type of hazard has occurred when you are working in a grain bin and the auger is running, cause a “quicksand” like action to instantly bury you?

What is likely to happen if a new aggregate demand curve moves to the right? prices and output would drop, and the equilibrium point will stay the same. prices would rise, and output would drop in the short run. prices and output would rise, and the equilibrium point will change. prices would rise, and output would drop in the long run.

Mount saint helen the great lakes and death valley are physical features of the earth which scientific term describes these features

How do you work out 21.3-8= show your working. plz