'Mercury barometer' diaporamas de présentation

EPA CERTIFICATION TRAINING

EPA CERTIFICATION TRAINING . for Air Conditioning & Refrigeration Technicians Federal Clean Air Act - 608. Section 608 of the Federal Clean Air Act. REQUIRES

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Chapter 10 States of Matter

Chapter 10 States of Matter. Section 10.1 The Nature of Gases. OBJECTIVES: Describe the motion of gas particles according to the kinetic theory. Section 10.1 The Nature of Gases. OBJECTIVES: Interpret gas pressure in terms of kinetic theory. Section 10.1 The Nature of Gases.

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If one material has a higher density than another, does this mean that the molecules of the first material must be more

ConcepTest 13.1 Density. If one material has a higher density than another, does this mean that the molecules of the first material must be more massive than those of the second?. 1) yes 2) no. ConcepTest 13.1 Density.

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Chapter 19

Chapter 19. Air Pressure and Wind. Air Pressure Defined. 19.1 Understanding Air Pressure . ? Air pressure is the pressure exerted by the weight of air.

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Pressure and Fluids

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PAPER 2

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3.3 Understanding gas pressure and atmospheric pressure

3.3 Understanding gas pressure and atmospheric pressure. Existence of Gas pressure based on the kinetic theory. gas molecules move freely and randomly. The gas molecules collide with one another and also collide with the walls of their container.

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Fluid Mechanics

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Chapter 14

Chapter 14. PHYSICS 2048C Fluids. What Is a Fluid?. A fluid, in contrast to a solid, is a substance that can flow. Fluids conform to the boundaries of any container in which we put them. . Density and Pressure. Density To find the density ? of a fluid at any point,

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Introduction to Measurement Techniques in Environmental Physics University of Bremen, summer term 2014 Measurement Tech

Introduction to Measurement Techniques in Environmental Physics University of Bremen, summer term 2014 Measurement Techniques in Meteorology Andreas Richter ( richter@iup.physik.uni-bremen.de ). Overview . basic measurement quantities in meteorology

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Introduction to the Properties of Gases

Chapter 14. Introduction to the Properties of Gases. What do you know about gases?. Particle Diagrams Ar(g), H 2 (g), CO 2 (g) Gases take shape & volume of their container Gases flow Gases have low densities. Properties of Gases. Gases have mass Gases take shape & volume of container

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DO NOW:

DO NOW:. Convert 770 mm Hg ? atm Convert 100,900 Pa ? atm ? mm Hg. Measuring with Barometers and Manometers. What is atmospheric pressure?. The pressure exerted by the air in the atmosphere is called atmospheric pressure . It is a result of the fact that air has

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Air Pressure

Air Pressure. Just how does it work?. Things that effect Air Pressure. Altitude (Elevation) Temperature Humidity (moisture in the air). Altitude. The higher the altitude, the lower the air pressure. The lower the altitude, the higher the air pressure. Temperature.

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Inductive logic

Inductive logic. Chapter 3 - Evaluating inductive arguments A brief review of the differences between inductive and deductive arguments Our approach to evaluating inductive arguments: the pattern approach Same as deductive. Inductive logic.

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Can you feel air pressure?

Can you feel air pressure?. When you take off or land in an aircraft, your ears may hurt or feel uncomfortable. This is because your eardrums can feel changes in air pressure as the aircraft moves quickly up and down. But what is air pressure?. What is Air Pressure?.

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Chapter 7 Gases

Chapter 7 Gases. 7.1 Properties of Gases 7.2 Gas Pressure. Kinetic Theory of Gases. A gas consists of small particles that move rapidly in straight lines have essentially no attractive (or repulsive) forces are very far apart

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Weather Variables

Weather Variables. Describing Weather. What is weather? Short term condition of the atmosphere Includes the changes that occur within the atmosphere and troposphere

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The Barometer

The Barometer. By: Paul Karkenny. Timeline of the Barometer. 1643- Mercury barometer invented. 1843- Aneroid barometer is invented. 1648- Pascal performs his famous experiment. Evangelista Torricelli. Born in 1608 German Physicist Invented first barometer Died in 1647.

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Pressure in a gas

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The Nature of Gases

The Nature of Gases. Objectives: 1. Describe the nature of gases and recognize that gases have mass, can be compressed, exert pressure, occupy the space available to them, and diffuse.

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