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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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Presentation on theme: "HOW ARE WE GOING TO STUDY IT? Flows of Energy and Mass. Movements of Energy and Mass within the Earth’s Atmospheric System."— Presentation transcript:

1 HOW ARE WE GOING TO STUDY IT? Flows of Energy and Mass. Movements of Energy and Mass within the Earth’s Atmospheric System

2 WHAT’S THE BASIC PROBLEM?

3 Source of Energy: SUN

4 WHAT’S THE BASIC PROBLEM? Source of Energy: SUN Target Planet of Interest: EARTH

5 WHAT’S THE BASIC PROBLEM? Source of Energy: SUN Target Planet of Interest: EARTH 1. About 92.6 million miles (150 million Km)

6 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.

7 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

8 HOW CAN ENERGY BE TRANSFERRED?

9 MECHANISMS OF ENERGY TRANSFER 1. CONDUCTION: 2. CONVECTION: 3. ADVECTION: 4. RADIATION:

10 MECHANISMS OF ENERGY TRANSFER 1. CONDUCTION: Energy transfer by means of the “touching “ of molecules. 2. CONVECTION: 3. ADVECTION: 4. RADIATION:

11 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.

12 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

13 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

14 LOWER ENERGY CONDUCTION

15 HIGHER ENERGY LOWER ENERGY

16 HIGHER ENERGY LOWER ENERGY ENERGY TRANSFER BY CONTACT

17 CONDUCTION

18 CONVECTION

19 HEAT

20 CONDUCTION THROUGH METAL WATER MOLECULES WARM – VIBRATE MORE – REQUIRE MORE SPACE BETWEEN THEM.

21 HEAT CONDUCTION THROUGH METAL WATER MOLECULES WARM – VIBRATE MORE – REQUIRE MORE SPACE BETWEEN THEM. WARM LESS DENSELY PACKED MOLECULES RISE UP TO SURFACE.

22 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.

23 GROUND 5 – 8 miles ATMOSPHERE EARTH’S ATMOSPHERE HEATS FROM THE BASE!

24 5 – 8 miles ATMOSPHERE EARTH’S ATMOSPHERE HEATS FROM THE BASE! Rising Cumulus Clouds Rain

25 FRIDGE POT OF BOILING WATER STOVE TOP ADVECTION

26 FRIDGE POT OF BOILING WATER STOVE TOP

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30 H

31 H L

32 H L L

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36 + - - - - RADIATION

37 + - - - -

38 + - - - - - - -

39 + - - - - - - - -

40 1.MOTION 2.MAGNETIC FIELD 3.ELECTRICAL FIELD GENERATION OF ELECTRICITY

41 1.MOTION 2.MAGNETIC FIELD 3.ELECTRICAL FIELD GENERATION OF ELECTRICITY

42 1.MOTION 2.MAGNETIC FIELD 3.ELECTRICAL FIELD Coal, Oil, Gas Nuclear, Hydropower Biomass, Geothermal

43 1.MOTION 2.MAGNETIC FIELD 3.ELECTRICAL FIELD STARTER MOTOR

44 1.MOTION 2.MAGNETIC FIELD 3.ELECTRICAL FIELD STARTER MOTOR

45 1.MOTION 2.MAGNETIC FIELD 3.ELECTRICAL FIELD STARTER MOTOR CAR BATTERY Engine Turns Over

46 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. ?

47 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. ?

48 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. ?

49 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.

50 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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