At the end of the lecture on "Buildings and Land," we compared two buildings by Frank Lloyd Wright. At the end of the lecture on "Structure and Materials," we compared two buildings by Eero Saarinen. What was the point of the two comparisons?

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Calculate the first and second velocities of the car with four washers attached to the pulley, using the formulas v1 = 0.25 m / t1 , and v2 = 0.25 m / (t2 – t1) where t1 and t2 are the average times the car took to reach the 0.25 and the 0.50 meter marks. record these velocities, to two decimal places, in table e.

Which basic property determines a colored light's placement on the spectrum of visible light? a. speed b. frequency c. amplitude d. velocity