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Estimation and order of magnitude

Physics • Measurement & Units • Transitional Reasoning • 1 questions

Estimation and order of magnitude Transitional Reasoning Download PDF

Physics · Introduction to Physics · Physics · Measurement & Units

1 Physics practice questions on Estimation and order of magnitude. Questions that build towards applied reasoning.

Questions

  1. 1.

    A student investigating ventilation requirements in a school building needs to estimate the total mass of the air contained within a standard classroom. The room has dimensions of approximately 8 m in length, 5 m in width, and 3 m in ceiling height, and the density of air is taken as 1.2 kg/m31.2\text{ kg/m}^3. Based on these values, what is the order of magnitude of the mass of air inside the classroom?

    • A) 102 kg10^2\text{ kg}
    • B) 103 kg10^3\text{ kg}
    • C) 101 kg10^1\text{ kg}
    • D) 105 kg10^5\text{ kg}