Function:
Intended for experimental study, physics laboratory and physics experiments on: Metrology.Significant figures and uncertainty. What it means to measure. The measurement. The graduated ruler. The significant figures. The errors of a measure. The gross error. The systematic error. The accidental mistake. Detour. Calculation of the relative percentage error. The value of the constant pi. The equatorial perimeter of the Earth. Dynamics. The coil spring and Hooke's law. The table and graph. The mathematical ratio between applied force and elongation. The slope of the graph and its physical interpretation. Building the table and graph in an electronic spreadsheet. The function that governs the intensity of the spring's elastic force in relation to the spring's elongation. Association of coil springs in series. Determination of the elastic constant of springs in series. Association of coil springs in parallel. Determination of the elastic constant of springs in parallel. Dynamic determination of the K of a coil spring, mass oscillator and spring. The mass and spring oscillator.

Areas of action
Physics, solid mechanics, wave, balance, mass and weight, weight force, restorative force, material point, constant elasticity of a spring, work and energy, simple harmonic motion, etc

Levels of education
High school, technical and higher.
Main experiments performed:
• Significant figures and uncertainty.
• The value of the constant pi.
• The coil spring and Hooke's law.
• Association of coil springs in series.
• Association of coil springs in parallel.
• Dynamic determination of the K of a coil spring, mass oscillator and spring.
• The work and energy in a system of mass and helical spring oscillating, conservation of  mechanical energy.
• The simple pendulum.
• The MHS in a mass system and oscillating coil spring.
• Determining the density of a liquid through an airmeter.