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TITLE 19EDUCATION
PART 2TEXAS EDUCATION AGENCY
CHAPTER 127TEXAS ESSENTIAL KNOWLEDGE AND SKILLS FOR CAREER DEVELOPMENT AND CAREER AND TECHNICAL EDUCATION
SUBCHAPTER OSCIENCE, TECHNOLOGY, ENGINEERING, AND MATHEMATICS
RULE §127.745Principles of Technology (One Credit), Adopted 2015

    (B) demonstrate an understanding that scientific theories are based on physical phenomena and are capable of being tested by multiple independent researchers;

    (C) design and implement investigative procedures;

    (D) demonstrate the appropriate use and care of laboratory equipment;

    (E) demonstrate accurate measurement techniques using precision instruments;

    (F) record data using scientific notation and International System (SI) of units;

    (G) identify and quantify causes and effects of uncertainties in measured data;

    (H) organize and evaluate data, including the use of tables, charts, and graphs;

    (I) communicate conclusions supported through various methods such as laboratory reports, labeled drawings, graphic organizers, journals, summaries, oral reports, or technology-based reports; and

    (J) record, express, and manipulate data using graphs, charts, and equations.

  (6) The student demonstrates appropriate safety techniques in the field and laboratory environments. The student is expected to:

    (A) master relevant safety procedures;

    (B) comply with safety guidelines as described in various manuals, instructions, and regulations;

    (C) identify and classify hazardous materials and wastes; and

    (D) make prudent choices in the conservation and use of resources and the appropriate disposal of hazardous materials and wastes.

  (7) The student describes and applies the laws governing motion in a variety of situations. The student is expected to:

    (A) generate and interpret relevant equations using graphs and charts for one- and two-dimensional motion, including:

      (i) using and describing one-dimensional equations and graphical vector addition for displacement, distance, speed, velocity, average velocity, frames of reference, acceleration, and average acceleration;

      (ii) using and describing two-dimensional equations for projectile and circular motion; and

      (iii) using and describing vector forces and resolution; and

    (B) describe and calculate the effects of forces on objects, including law of inertia and impulse and conservation of momentum, using methods, including free-body force diagrams.

  (8) The student describes the nature of forces in the physical world. The student is expected to:

    (A) describe the concepts of gravitational, electromagnetic, weak nuclear, and strong nuclear forces;

    (B) describe and calculate the magnitude of gravitational forces between two objects;

    (C) describe and calculate the magnitude of electric forces;

    (D) describe the nature and identify everyday examples of magnetic forces and fields;

    (E) describe the nature and identify everyday examples of electromagnetic forces and fields;

    (F) characterize materials as conductors or insulators based on their electric properties; and

    (G) design and construct both series and parallel circuits and calculate current, potential difference, resistance, and power of various circuits.

  (9) The student describes and applies the laws of the conservation of energy and momentum. The student is expected to:

    (A) describe the transformational process between work, potential energy, and kinetic energy (work-energy theorem);

    (B) use examples to analyze and calculate the relationships among work, kinetic energy, and potential energy;

    (C) describe and calculate the mechanical energy of, the power generated within, the impulse applied to, and the momentum of a physical system; and

    (D) describe and apply the laws of conservation of energy and conservation of momentum.

  (10) The student analyzes the concept of thermal energy. The student is expected to: explain technological examples such as solar and wind energy that illustrate the four laws of thermodynamics and the processes of thermal energy transfer.

  (11) The student analyzes the properties of wave motion and optics. The student is expected to:

    (A) examine and describe oscillatory motion and wave propagation in various types of media;

    (B) investigate and analyze characteristics of waves, including period, velocity, frequency, amplitude, and wavelength;

    (C) investigate and calculate the relationship between wave speed, frequency, and wavelength;

    (D) compare and contrast the characteristics and behaviors of transverse waves, including electromagnetic waves and the electromagnetic spectrum, and longitudinal waves, including sound waves;

    (E) investigate behaviors of waves, including reflection, refraction, diffraction, interference, resonance, polarization, and the Doppler effect; and

    (F) describe and predict image formation as a consequence of reflection from a plane mirror and refraction through a thin convex lens.

  (12) The student analyzes the concepts of atomic, nuclear, and quantum phenomena. The student is expected to:

    (A) describe the photoelectric effect and the dual nature of light;

    (B) compare and explain emission spectra produced by various atoms;

    (C) calculate and describe the applications of mass-energy equivalence;

    (D) describe the process of radioactive decay given an isotope and half-life;

    (E) describe the role of mass-energy equivalence for areas such as nuclear stability, fission, and fusion; and

    (F) explore technology applications of atomic, nuclear, and quantum phenomena using the standard model such as nuclear stability, fission, and fusion, nanotechnology, radiation therapy, diagnostic imaging, semiconductors, superconductors, solar cells, and nuclear power.


Source Note: The provisions of this §127.745 adopted to be effective April 7, 2022, 47 TexReg 1677

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