Exam 16: Math and Science Applications
Exam 1: Technology: The Human-Designed World24 Questions
Exam 2: The Process of Design23 Questions
Exam 3: Development of the Team23 Questions
Exam 4: Generating and Developing Ideas25 Questions
Exam 5: Drawing to Develop Design Ideas25 Questions
Exam 6: Reverse Engineering24 Questions
Exam 7: Investigation and Research for Design Development25 Questions
Exam 8: Technical Drawing25 Questions
Exam 9: Testing and Evaluating25 Questions
Exam 10: Manufacturing25 Questions
Exam 11: Designing Structural Systems25 Questions
Exam 12: Designing Mechanical Systems25 Questions
Exam 13: Designing Electrical Systems25 Questions
Exam 14: Designing Pneumatic Systems25 Questions
Exam 15: Human Factors in Design and Engineering22 Questions
Exam 16: Math and Science Applications23 Questions
Exam 17: Design Styles20 Questions
Exam 18: Graphics and Presentation25 Questions
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The ____________________ of a material is its mass divided by its volume.
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(Short Answer)
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Correct Answer:
density
Why are exponential functions important in describing population growth?
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(Essay)
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Correct Answer:
The reason why exponential functions govern population growth rate is similar to the way spring oscillators work.The rate at which a population grows,its rate of change with respect to time,depends on how many individuals are in the population to begin with: the more individuals available to procreate the more offspring can be produced.Therefore,the equation that governs the growth of populations is a function whose rate of change (slope)is proportional to itself.This is exactly the definition of an exponential to begin with.
In a(n)____ plot,the real numerical values are used in the plot.
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(Multiple Choice)
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Correct Answer:
D
The volume of a brick of gold is = 1,449 17 cm3.The density of gold is 19.3 gm/cm3.What is the mass of a brick of gold?
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What are the x- and y-coordinates for a projectile thrust at an angle theta with respect to the horizontal?
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A(n)____________________ is the amount a line needs to be rotated to bring the line into coincidence with another line.
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Excel provides the ability to "____" a cell,so that Excel will not try to perform iteratively with it.
(Multiple Choice)
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When an object is falling in air,or any other material like water or quicksand,the speed continuously increases.
(True/False)
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A(n)____________________ coordinate system is typically the most useful for circular-like phenomena.
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When items in a structure are not moving,the sum of all the forces must equal one.
(True/False)
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The natural exponential function uses the number ____ as the base.
(Multiple Choice)
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Pie,bar,and column charts can represent two- and three-dimensional data.
(True/False)
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____________________ is the rate of change of velocity with time.
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Objects falling freely toward Earth,neglecting air resistance,are governed by three equations,including the following: V = gt + ____.
(Multiple Choice)
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According to Newton's second law,the ____ of an object is equal to the force imparted on an object divided by its mass.
(Multiple Choice)
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Two typical units of ____________________ velocity are radians/second (rad/s)and degrees/second (deg/s).
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