Precision Teaching Resistance Box - Clear benefits - Adjustable resistance from 0 to 9 ohms enables precise experiments across different applications. - Five switchable ranges (10 x (1000 + 1000 + 100 + 1 + 1) ohm) are designed to meet diverse experimental needs. - Pedagogical tool for classroom demonstrations or home experiments, helping to verify Ohm's law and measure unknown resistances while expanding understanding of electrical principles. - Key attributes - Function: adjustable resistance with multiple ranges for flexible learning and testing. - Performance: designed to provide precise, repeatable resistance values within the specified range. - Compatibility: suitable for use in standard educational circuit setups in classroom or home learning environments. - Use scenarios - Classroom demonstration of Ohm's law by integrating the box into a circuit with a known voltage and observing how current changes as the resistance is varied. - Lab exercise to determine unknown resistor values by adding the box to a controlled circuit and performing basic measurements. - Home study projects to explore basic circuit concepts, measure resistance, and validate calculations.