Forces
by Dpto Física y Química IES Antonio Gala
1. Measurement
1.1. Newtonmeter
1.1.1. Units to measure force in SI units = Newtons (N)
1.2. Vectors
1.2.1. direction
1.2.2. sense
1.2.3. intensity (module)
1.2.4. application point
2. Effects
2.1. Alteration of state of movement
2.2. Changes in shape
2.2.1. Pressure
3. Machines
3.1. Pulley
3.2. Lever
4. Forces in Nature
4.1. Gravitational Forces
4.1.1. Weight: W=mg
4.1.2. Attractive forces
4.1.3. Grouping and movement of celestial bodies
4.2. Frictional forces
4.3. Electrical forces
4.3.1. Attractive
4.3.2. Repulsive
4.4. Magnetic forces
4.4.1. Attractive
4.4.2. Repulsive