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Q17: Three individuals stand with all of their
Q20: An antinode in a standing wave is
Q21: A gas initially is at a pressure
Q22: If the net force on a body
Q23: In a decay of <sub>90</sub>Th<sup>232</sup> by emission
Q26: To bring a negative charge from an
Q26: Whenever a gas is compressed,<br>A) work must
Q44: A guitar is perfectly tuned. The tension
Q48: The density of aluminum is 2700 kg/m<sup>3</sup>.
Q49: A car could move at constant speed