1. Composition andComposition and Structure of theStructure of the AtmosphereAtmosphere Why is it so important to life onWhy is it so important to life on earth?earth? 2.…

Chapter 1 The Atmosphere What is weather? Refers to the state of the atmosphere at a specific time and place. The one thing that you can talk to anybody about! If you donât…

Air Pressure Learning Objectives Identify some properties of air. Describe how barometers can be used to measure air pressure. Explain how altitude affects air pressure and…

ATMOSPHERE Part 2 Water Cycle Air pressure- weight of the atmosphere Caused by gravity 14.7 lbs/ sq.in at sea level Barometer- instrument to measure air pressure Two types:…

Warm Up Question Do you feel more pressure on your body when you are sitting, standing or lying down? Define pressure and explain. Water Pressure Demonstration Describe what…

1. Composition andComposition and Structure of theStructure of the AtmosphereAtmosphere Why is it so important to life onWhy is it so important to life on earth?earth? 2.…

Air Pressure and Wind What is air pressure? The force exerted by air molecules as they collide with a surface The weight of the atmosphere as it pushes on Earthâs surface…