Physics

1. Waves

1.1. Transverse

1.1.1. objects vibrates perpendicular to its axis

1.2. Longitudanal

1.2.1. Object vibrates parallel to its axis

1.3. Torsional

1.3.1. Object vibrates about its axis

1.4. speed of wave formula

1.4.1. Equal to wavelengths times frequency

2. energies

2.1. Gravitational

2.2. Kinetic

2.3. Sound

2.4. nuclear

2.5. Electrical

2.6. Thermal

2.7. Radiant

2.8. elastic

2.9. chemical

2.10. Work done

2.11. Power

2.12. Conservation

3. Project

3.1. Geothermal

3.2. Wind

3.3. Solar

4. Electricity

4.1. Circuits

4.1.1. Parallel

4.1.2. Series

4.1.3. Resistors

4.1.4. Current

4.1.5. Voltage

5. Electrostatics

5.1. Opposites attract

5.2. Similar repels

5.3. Charged objects attract some neutral objects

5.4. Charge objects

5.4.1. Induction

5.4.1.1. Metal leaf

5.4.2. Contact

5.4.2.1. Pithball

5.4.2.2. Metal leaf

5.4.3. Friction

5.4.3.1. pthball

6. Electric fields

6.1. Coulomb's law

6.2. Static electricity