Measure how the temperature of a gas affects its volume
Keisha wants to measure how the temperature of a gas affects its volume. Explain which variable she should change, which variable she should measure, and which variable she should hold constant during her experiment.
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Water flows through a pipe at an average temperature of T=70°C. The inner and outer radii of the pipe are r1=6cm and r2=6.5cm, respectively.
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Explain which variable she should change, which variable she should measure, and which variable she should hold constant during her experiment.
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An explosive shell, with total mass 80 kg is launched vertically into the air from a mortar. The shell explodes in flight and breaks into two parts with masses of 30 kg and 50 kg (assume the mass of the explosive is negligible). The portions
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