SAT Physics <- Temperature and Scale Conversion Quiz - SAT Physics Practice Questions

Temperature and Scale Conversion Quiz - SAT Physics Practice Questions

Temperature and Scale Conversion Quiz - SAT Physics Practice Questions

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Consider the functions \( X(t) = \\frac{4}{3}(t - 150) + 200 \) and \( Y(u) = \\frac{5}{4}(u - 200) + 250 \). If a measurement T increases by 15 units, and then the resulting measurement is used as input for function Y, what is the final measurement in the Y scale?

2 / 15

The function \( A(p) = \\frac{7}{3}(p - 100) + 200 \) converts a pressure P from one scale to another. If the pressure P increases by 12 units, and then the resulting pressure is decreased by 5 units in the new scale, what is the net change in the original scale?

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Given the functions \( F_2(x) = \\frac{9}{5}(x - 273.15) + 32 \) and \( C(y) = \\frac{5}{9}(y - 32) + 273.15 \), if a temperature in Kelvin increases by 5.20 units, by how much does the temperature decrease in a custom scale Z defined by \( Z(z) = \\frac{3}{4}(z - 200) + 250 \)?

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The function \( G_1(t) = \\frac{5}{4}(t - 100) + 150 \) converts a temperature T from a custom scale to another scale. If the temperature T increases by 16 units, by how much does the temperature increase in a third scale defined by \( H(s) = \\frac{3}{2}(s - 150) + 200 \)?

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A function \( F_1(x) = \\frac{9}{5}(x - 273.15) + 32 \) converts temperatures from Kelvin to Fahrenheit. If a temperature in Kelvin increases by 2.10 units, by how much does the temperature increase in Celsius? Use the fact that \( C = F - 32 \\times \\frac{5}{9} \).

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The function \( P(v) = \\frac{7}{5}(v - 200) + 150 \) converts a value V from one scale to another. If the value V increases by 25 units, what is the corresponding increase in the new scale?

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The function \( O(u) = \\frac{2}{3}(u - 150) + 100 \) converts a measurement U from one system to another. If the measurement U increases by 30 units, what is the corresponding increase in the new system?

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Given the function \( N(s) = \\frac{5}{3}(s - 200) + 100 \), which converts a signal S from one unit to another. If the signal S increases by 18 units, what is the corresponding increase in the new unit?

9 / 15

The formula \( M(r) = \\frac{3}{2}(r - 100) + 150 \) converts a reading R from one scale to another. If the reading R increases by 20 units, what is the corresponding increase in the new scale?

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The function \( L(m) = \\frac{4}{5}(m - 150) + 200 \) converts a measure M from one system to another. If the measure M increases by 25 units, what is the corresponding increase in the new system?

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The function \( K(w) = \\frac{7}{3}(w - 10) + 50 \) converts a weight W from one unit to another. If the weight W increases by 3 units, by how much does the weight increase in the new unit?

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Given the function \( J(p) = \\frac{3}{7}(p - 50) + 80 \), which converts pressure P into another scale Q. If the pressure P increases by 14 units, what is the corresponding increase in scale Q?

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The formula \( H(z) = \\frac{5}{2}(z - 100) + 200 \) converts a measurement from scale Z to scale Y. If the measurement in scale Z increases by 12 units, by how much does the measurement increase in scale Y?

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A temperature conversion formula is given as \( G(t) = \\frac{9}{4}(t - 250) + 40 \), where \( t \) represents temperature in a custom scale. If the temperature increases by 8 units in this scale, by how much does the temperature increase in the converted scale?

15 / 15

The function \( T(y) = \\frac{5}{9}(y - 32) + 273.15 \) converts a temperature in degrees Fahrenheit to kelvins. If a temperature decreases by 10 degrees Fahrenheit, by how much does the temperature decrease in kelvins?

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About This Quiz

Concept Overview:

This quiz focuses on the mathematical concept of converting measurements between different scales or units. The primary skill tested is the ability to apply linear transformations and understand the relationships between different measurement scales.

Key Concepts:

  • Linear Transformations: Functions that convert one measurement scale to another often follow a linear transformation pattern, such as y = mx + b, where m is the slope and b is the intercept.
  • Understanding Slope: The slope (m) represents the rate of change between two scales. For instance, in the equation F = \frac{9}{5}K + 32, the slope \frac{9}{5} indicates how many degrees Fahrenheit correspond to an increase of one degree Kelvin.
  • Multi-Step Conversions: Some questions involve multiple conversions between different scales, requiring careful application of each transformation step-by-step.
  • Inverse Operations: Understanding how to reverse a conversion to find the original measurement is crucial, especially in more complex problems.

Success Tips:

  • Identify the Transformation Equation: Begin by identifying the equation that describes the conversion between the scales involved. This will typically be provided in the problem statement.
  • Understand the Slope: Recognize the role of the slope in the transformation equation. It dictates the proportional relationship between changes in the original and target scales.
  • Apply Multi-Step Reasoning: For problems involving multiple conversions, break down the process into smaller steps. Apply each transformation sequentially to avoid confusion.
  • Check Units Consistency: Always verify that the units match up correctly after each step. This can help catch mistakes early.
  • Reverse Operations Carefully: When asked to reverse a conversion, ensure you correctly apply the inverse operation. This might involve rearranging the transformation equation to solve for the original variable.
  • Practice with Examples: Work through several examples to solidify your understanding of the process. This will help you recognize patterns and build confidence in tackling similar problems.