Name: Period: Quiz 1.3 1.01B -­‐ I can take accurate measurements and can express those measurements with the correct number of significant figures 1.06C -­‐ I can use a mathematical model to make a prediction. 1.09B – I understand the role slope plays in a mathematical model. I can interpret the slope of a linear or nonlinear graph. 1.09C – I can perform mathematical operations and retain the correct number of significant figures. 1. Record each of the following measurements in the space provided. Make sure you record the correct units and number of significant figures. (Remember: Measure from the bottom of the meniscus) a. 9 mL
b. 10 mL
Object A cm Measurement Measurement Object B 2. Use the equation and the graph below to answer the questions on the back. Predict the savings after 11 months. Explain what the slope and the y-­‐intercept physically represent for this system. BE SPECIFIC. Equation: 𝑺𝒂𝒗𝒊𝒏𝒈𝒔 = 𝟐𝟎. 𝟎 𝒅𝒐𝒍𝒍𝒂𝒓𝒔
𝒎𝒐𝒏𝒕𝒉
∙ 𝑻𝒊𝒎𝒆 + 𝟓𝟎. 𝟎 𝒅𝒐𝒍𝒍𝒂𝒓𝒔 Equation: 𝑺𝒂𝒗𝒊𝒏𝒈𝒔 = 𝟐𝟎. 𝟎 Show your work here: 𝒅𝒐𝒍𝒍𝒂𝒓𝒔
𝒎𝒐𝒏𝒕𝒉
∙ 𝑻𝒊𝒎𝒆 + 𝟓𝟎. 𝟎 𝒅𝒐𝒍𝒍𝒂𝒓𝒔 Prediction at 11.0 months: Physical Significance of Slope Physical Significance of Y-­‐Intercept