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HOW ARE WE GOING TO STUDY IT? Flows of Energy and Mass. Movements of Energy and Mass within the Earth’s Atmospheric System
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WHAT’S THE BASIC PROBLEM?
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Source of Energy: SUN
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WHAT’S THE BASIC PROBLEM? Source of Energy: SUN Target Planet of Interest: EARTH
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WHAT’S THE BASIC PROBLEM? Source of Energy: SUN Target Planet of Interest: EARTH 1. About 92.6 million miles (150 million Km)
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WHAT’S THE BASIC PROBLEM? Source of Energy: SUN Target Planet of Interest: EARTH 1. About 92.6 million miles (150 million Km) 2. Target rotating anti-clockwise around own axis once every 24 hrs.
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WHAT’S THE BASIC PROBLEM? Source of Energy: SUN Target Planet of Interest: EARTH 1. About 92.6 million miles (150 million Km) 2. Target rotating anti-clockwise around own axis once every 24 hr. 3. Target revolving around source once every 365.25 dy
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HOW CAN ENERGY BE TRANSFERRED?
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MECHANISMS OF ENERGY TRANSFER 1. CONDUCTION: 2. CONVECTION: 3. ADVECTION: 4. RADIATION:
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MECHANISMS OF ENERGY TRANSFER 1. CONDUCTION: Energy transfer by means of the “touching “ of molecules. 2. CONVECTION: 3. ADVECTION: 4. RADIATION:
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MECHANISMS OF ENERGY TRANSFER 1. CONDUCTION: Energy transfer by means of the “touching “ of molecules. 2. CONVECTION: 3. ADVECTION: 4. RADIATION: Energy transfer by means of the internal mixing of a medium.
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1. CONDUCTION: Energy transfer by means of the “touching “ of molecules. 2. CONVECTION: 3. ADVECTION: 4. RADIATION: Energy transfer by means of the internal mixing of a medium. Energy transfer by means of the horizontal movement of a medium from one environment to another. MECHANISMS OF ENERGY TRANSFER
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1. CONDUCTION: Energy transfer by means of the “touching “ of molecules. 2. CONVECTION: 3. ADVECTION: 4. RADIATION: Energy transfer by means of the internal mixing of a medium. Energy transfer by means of the horizontal movement of a medium from one environment to another. Energy transfer by means of the electrical and magnetic fields. MECHANISMS OF ENERGY TRANSFER
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LOWER ENERGY CONDUCTION
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HIGHER ENERGY LOWER ENERGY
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HIGHER ENERGY LOWER ENERGY ENERGY TRANSFER BY CONTACT
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CONDUCTION
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CONVECTION
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HEAT
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CONDUCTION THROUGH METAL WATER MOLECULES WARM – VIBRATE MORE – REQUIRE MORE SPACE BETWEEN THEM.
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HEAT CONDUCTION THROUGH METAL WATER MOLECULES WARM – VIBRATE MORE – REQUIRE MORE SPACE BETWEEN THEM. WARM LESS DENSELY PACKED MOLECULES RISE UP TO SURFACE.
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HEAT CONDUCTION THROUGH METAL WATER MOLECULES WARM – VIBRATE MORE – REQUIRE MORE SPACE BETWEEN THEM. WARM, LESS DENSELY PACKED MOLECULES RISE UP TO SURFACE. COOL, MORE DENSELY PACKED MOLECULES SINK TO BOTTOM.
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GROUND 5 – 8 miles ATMOSPHERE EARTH’S ATMOSPHERE HEATS FROM THE BASE!
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5 – 8 miles ATMOSPHERE EARTH’S ATMOSPHERE HEATS FROM THE BASE! Rising Cumulus Clouds Rain
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FRIDGE POT OF BOILING WATER STOVE TOP ADVECTION
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FRIDGE POT OF BOILING WATER STOVE TOP
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H
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H L
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H L L
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+ - - - - RADIATION
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+ - - - -
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+ - - - - - - -
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+ - - - - - - - -
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1.MOTION 2.MAGNETIC FIELD 3.ELECTRICAL FIELD GENERATION OF ELECTRICITY
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1.MOTION 2.MAGNETIC FIELD 3.ELECTRICAL FIELD GENERATION OF ELECTRICITY
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1.MOTION 2.MAGNETIC FIELD 3.ELECTRICAL FIELD Coal, Oil, Gas Nuclear, Hydropower Biomass, Geothermal
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1.MOTION 2.MAGNETIC FIELD 3.ELECTRICAL FIELD STARTER MOTOR
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1.MOTION 2.MAGNETIC FIELD 3.ELECTRICAL FIELD STARTER MOTOR
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1.MOTION 2.MAGNETIC FIELD 3.ELECTRICAL FIELD STARTER MOTOR CAR BATTERY Engine Turns Over
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ANSWER TO BASIC PROBLEM #! 1. CONDUCTION: Energy transfer by means of the “touching “ of molecules. 2. CONVECTION: 3. ADVECTION: 4. RADIATION: Energy transfer by means of the internal mixing of a medium. Energy transfer by means of the horizontal movement of a medium from one environment to another. Energy transfer by means of the electrical and magnetic fields. ?
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MECHANISMS OF ENERGY TRANSFER 1. CONDUCTION: Energy transfer by means of the “touching “ of molecules. 2. CONVECTION: 3. ADVECTION: 4. RADIATION: Energy transfer by means of the internal mixing of a medium. Energy transfer by means of the horizontal movement of a medium from one environment to another. Energy transfer by means of the electrical and magnetic fields. ?
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MECHANISMS OF ENERGY TRANSFER 1. CONDUCTION: Energy transfer by means of the “touching “ of molecules. 2. CONVECTION: 3. ADVECTION: 4. RADIATION: Energy transfer by means of the internal mixing of a medium. Energy transfer by means of the horizontal movement of a medium from one environment to another. Energy transfer by means of the electrical and magnetic fields. ?
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MECHANISMS OF ENERGY TRANSFER 1. CONDUCTION: Energy transfer by means of the “touching “ of molecules. 2. CONVECTION: 3. ADVECTION: 4. RADIATION: Energy transfer by means of the internal mixing of a medium. Energy transfer by means of the horizontal movement of a medium from one environment to another. Energy transfer by means of the electrical and magnetic fields.
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MECHANISMS OF ENERGY TRANSFER 1. CONDUCTION: Energy transfer by means of the “touching “ of molecules. 2. CONVECTION: 3. ADVECTION: 4. RADIATION: Energy transfer by means of the internal mixing of a medium. Energy transfer by means of the horizontal movement of a medium from one environment to another. Energy transfer by means of the electrical and magnetic fields. ?
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