112.4(b)(1)
Scientific and engineering practices
The student 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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112.4(b)(1)(A)
ask questions and define problems based on observations or information from text, phenomena, models, or investigations; ask
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112.4(b)(1)(B)
use scientific practices to plan and conduct simple descriptive investigations and use engineering practices to design solutions to problems; use
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112.4(b)(1)(C)
identify, describe, and demonstrate safe practices during classroom and field investigations as outlined in Texas Education Agency-approved safety standards; identify
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112.4(b)(1)(D)
use tools, including hand lenses, goggles, heat-resistant gloves, trays, cups, bowls, beakers, notebooks, stream tables, soil, sand, gravel, flowering plants, student thermometer, demonstration thermometer, rain gauge, flashlights, ramps, balls, spinning tops, drums, tuning forks, sandpaper, wax paper, items that are flexible, non-flexible items, magnets, hot plate, aluminum foil, Sun-Moon-Earth model, and frog and butterfly life cycle models to observe, measure, test, and compare; use
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112.4(b)(1)(E)
collect observations and measurements as evidence; collect
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112.4(b)(1)(F)
record and organize data using pictures, numbers, words, symbols, and simple graphs; and record
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112.4(b)(1)(G)
develop and use models to represent phenomena, objects, and processes or design a prototype for a solution to a problem. develop