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3B Scientific Air Cushion Plate User Manual

Page 4

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Physical Experiments on the Air-Cushion Table

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2.3

Structure and Properties of Solids ...................................................................................... 34

2.3.1 Configuration and Motions of the Lattice Elements in a Solid ............................................. 34
2.3.2 Melting a Solid ....................................................................................................................... 34
2.3.3 Change of the Aggregation State of a Gas through Compression and Cooling ..................... 35
2.3.4 Heat Conduction in Solids ..................................................................................................... 36

2.4

Processes of Electric Conduction ....................................................................................... 37

2.4.1 Motion of an Electron in a Vacuum Under the Influence of an Electric Field

(Demonstrated By Means of Mechanical Forces) ................................................................ 37

2.4.2 Deflection of an Electron Radiation in the Electric Field .................................................... 37

2.4.3 Motion of Electrons in a Vacuum Under the Influence of an Electric Field ........................ 38

2.4.4 Principle of Electric Conduction .......................................................................................... 39

2.4.5 Influence of Lattice Elements on the Motions of Electrons in an Electric Field ................. 39

2.4.6 Motion of an Electron in a Metal Lattice Under the Influence of the Electric Field

– Ohmic Resistance (Demonstrated By Means of Mechanical Forces) ............................... 40

2.4.7 Motion of the Free Electrons in a Metal .............................................................................. 41

2.4.8 Thermal Emission ................................................................................................................ 41

2.4.9 Bound Charge Carriers in an Insulator ................................................................................. 42

2.4.10 Behavior of a Free Charge Carrier in an Insulator ............................................................... 43

2.4.11 Electric Conduction in a Semiconductor – Intrinsic Conduction

(Demonstrated By Means of Mechanical Forces) ................................................................ 43

2.4.12 Electric Conduction in a Semiconductor – N-Type Conduction

(Demonstrated By Means of Mechanical Forces) ................................................................ 44

2.4.13 Electric Conduction in a Semiconductor – P-Type Conduction

(Demonstrated By Means of Mechanical Forces) ................................................................ 45

2.5

Nuclear Physics ................................................................................................................... 47

2.5.1 Scattering of Positively Charged Particles Near an Atomic Nucleus .................................... 47
2.5.2 Scattering of Alpha Particles When Passing Through a Metal Foil ...................................... 47
2.5.3 The Rutherford Atomic Model .............................................................................................. 48

2.6

Mechanical Motions ............................................................................................................ 49

2.6.1 Vertical, Horizontal and Diagonal Projection ...................................................................... 49

2.6.2 Elastic Collision ................................................................................................................... 49

2.6.3 Change in the Direction of Motion of an Object with a Force ............................................ 50