TEKS 112.43(c)(1)(D)
use appropriate tools such as Safety Data Sheets (SDS), scientific or graphing calculators, computers and probes, electronic balances, an adequate supply of consumable chemicals, and sufficient scientific glassware such as beakers, Erlenmeyer flasks, pipettes, graduated cylinders, volumetric flasks, and burettes;
Source: Texas Administrative Code §112.42-112.51 (Chapter 112) · Adopted 2020/2021
Knowledge & Skills 112.43(c)(1)
Scientific and engineering practices
The student, for at least 40% of instructional time, asks questions, identifies problems, and plans and safely conducts classroom, laboratory, and field investigations to answer questions, explain phenomena, or design solutions using appropriate tools and models. The student is expected to:
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Other expectations under 112.43(c)(1)
- TEKS 112.43(c)(1)(A) ask questions and define problems based on observations or information from text, phenomena, models, or investigations;
- TEKS 112.43(c)(1)(B) apply scientific practices to plan and conduct descriptive, comparative, and experimental investigations and use engineering practices to design solutions to problems;
- TEKS 112.43(c)(1)(C) use appropriate safety equipment and practices during laboratory, classroom, and field investigations as outlined in Texas Education Agency-approved safety standards;
- TEKS 112.43(c)(1)(E) collect quantitative data using the International System of Units (SI) and qualitative data as evidence;
- TEKS 112.43(c)(1)(F) organize quantitative and qualitative data using oral or written lab reports, labeled drawings, particle diagrams, charts, tables, graphs, journals, summaries, or technology-based …
- TEKS 112.43(c)(1)(G) develop and use models to represent phenomena, systems, processes, or solutions to engineering problems; and
- TEKS 112.43(c)(1)(H) distinguish between scientific hypotheses, theories, and laws.