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Scientific initiation kit covering measurements, uncertainties, and functions, with a multimeter and photoelectric sensor.

Function

Intended for experimental study, physics and chemistry laboratory for conducting experiments on: Scientific research methodology. Significant figures and uncertainty. What it means to measure. Measurement. The graduated ruler. Significant figures. Errors in a measurement. Gross error. Systematic error. Accidental error. Deviation. Calculation of the relative percentage error. Comparing different volume measurement scales. What it means to measure. What is measurement. Significant figures. Errors in a measurement. Errors: gross, systematic, and accidental. How to calculate the relative percentage error. Measuring volumes in flasks with different scales and calculating the relative percentage error of the measurement performed in each flask. The area of the right circular cylinder. Determining the area of the base of the circles of the right circular cylinder. Determining the area of the lateral surface of the right circular cylinder. The total area of the right circular cylinder. The meridian section of the cylinder. The equilateral cylinder. The meridian section of the equilateral cylinder. Relationship between mass and weight, graph, function, and local g-value. The weight of a body is proportional to its mass. The SI unit of force and the SI unit of mass. Constructing a table and graph. Determining gravitational acceleration at the experiment location. The slope and its physical meaning. Considering the trend line of the graph points and the function presented by the spreadsheet. Determining the density of a solid through buoyancy. What is meant by absolute density, or specific mass. What is meant by specific weight. Determining the density of a solid test specimen. Determining the density of a steel solid through buoyancy. The characteristics of the graph of a first-degree polynomial function. The first-degree polynomial function, its domain and codomain. Some function denominations. The graph. The slope. The y-intercept. The simple pendulum. The oscillation period of a simple pendulum. What happens to the period when the length of the pendulum is changed. Dynamic determination of the spring constant of a helical spring, mass-spring oscillator. Observing the amplitude and frequency of the oscillator. Newton's second law combined with Hooke's law. The equation for the oscillation period of the system. The oscillation period of the system and the determination of the spring constant. What are the characteristics of the sinusoidal function? Determining the amplitude of simple harmonic motion (SHM). Determining the average period of SHM. The sinusoidal function that describes the elongation versus time of a periodic motion. Constructing the elongation and time table. The elongation vs. time graph. The root function, square root function. Measured and calculated values of the oscillation period for different lengths of the simple pendulum and the relative percentage error. Constructing a table and graph. The period and the square root of the pendulum length. Electrochemical cell, electrochemical battery, the battery in acidic solution. What is meant by an electrochemical cell. The conversion of chemical energy into electrical energy. Constructing a battery with an acidic solution. Positioning the plates in the containers. Justification for using a salt bridge. What is meant by a salt bridge. Selecting the voltmeter scale and closing the external electrical circuit. How to place the salt bridge on the battery. The electrochemical process of the battery. The cathode, positive terminal, and the anode, negative terminal, of the battery, etc.

Key Experiments

  • » Comparing different volume measurement scales. - 1032.003_B_1
  • » Significant figures and uncertainty. - 1032.003_1
  • » The area of a right circular cylinder. - 1400.006H
  • » Mass measurement, weight measurement and determination of the local g value - 1032.039
  • » Determining the density of a solid by its buoyancy - 1042.033B
  • » - 1042.032D1
  • » - 1032.052B_3C
  • » The simple pendulum. - 1032.015A
  • » Dynamic determination of the spring constant of a helical spring, mass-spring oscillator. - 1032.012B_3
  • » - 1400.051CJM
  • » - 1400.053JM
  • » - 1082.037A
  • » General procedures for an experimental lesson FQB - 1201.003
  • » Some safety standards QB. - 1201.003A
  • » Some special precautions in the laboratory QB. - 1201.003B
  • » Laboratory reports and notebooks FQB. - 1201.003C
  • » Procedures for conducting experiments QB. - 1201.003D
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