Physics BHD8 1.3 MASS & WEIGHT See more... BHD15 1.1 LENGHT & TIME (MEASUREMENTS) See more... BHD10 1.2 MOTION See more... BHD8 1.4 DENSITY See more... BHD15 1.5 FORCES-TURNING EFFECT See more... BHD10 1.7 ENERGY WORK POWER See more... BHD10 1.6 MOMENTUM See more... BHD10 1.5 FORCES-VECTORS & F=MA See more... BHD10 1.8 PRESSURE See more... BHD10 2.1 SIMPLE KINETIC MOLECULAR MODEL OF MATTER See more... BHD10 2.2 THERMAL PROPERTIES AND TEMPERATURE See more... BHD10 2.3 THERMAL PROCESS See more... BHD10 3.1 GENERAL WAVE PROPERTIES See more... BHD15 3.2-LIGHT See more... BHD10 3.3 ELECTROMAGNETIC SPECTRUM See more... BHD10 3.4 SOUND See more... BHD8 4.1 MAGNETISM See more... BHD10 4.2 ELECTRICAL QUANTITIES See more... BHD10 4.3 ELECTRICAL CIRCUITS See more... BHD5 4.4 DIGITAL ELECTRONICS See more... BHD5 4.5 DANGERS OF ELECTRICITY See more... BHD5 4.6 ELECTROMAGNETIC EFFECTS See more... BHD15 5 NUCLEAR ATOM & RADIOACTIVITY See more...