# Courses of Study: Science, Technology, Engineering, and Mathematics

 Science, Technology, Engineering, and Mathematics (2009) Grade(s): 9 - 12 Engineering Systems All Resources: 0 Learning Activities: 0 Lesson Plans: 0 Multimedia: 0 Unit Plans: 0
1.) Describe applications for fluid systems and their components.

Examples: valves, cylinders, pressure regulators, orifices, pipes and tubing, filters

 Science, Technology, Engineering, and Mathematics (2009) Grade(s): 9 - 12 Engineering Systems All Resources: 0 Learning Activities: 0 Lesson Plans: 0 Multimedia: 0 Unit Plans: 0
2.) Demonstrate basic scientific principles and laws of fluid systems including Bernoulli's principle, Pascal's law, and Boyle's law.

Examples: Bernoulli's principle—practical applications of airfoil design

- Pascal's law—sources of resistance and change of velocity for changing pipe types and diameters

- Boyle's law—reasons for pop-off valves in pneumatic systems

 Science, Technology, Engineering, and Mathematics (2009) Grade(s): 9 - 12 Engineering Systems All Resources: 0 Learning Activities: 0 Lesson Plans: 0 Multimedia: 0 Unit Plans: 0
3.) Categorize thermal transfer in terms of conduction, convection, and radiation.

Examples: heating and cooling a house, cooking, interrupting of current by a circuit breaker

 Science, Technology, Engineering, and Mathematics (2009) Grade(s): 9 - 12 Engineering Systems All Resources: 0 Learning Activities: 0 Lesson Plans: 0 Multimedia: 0 Unit Plans: 0
4.) Explain control components and properties of materials used in thermal systems.

Examples: control components—thermostats, sensors, valves

- properties of materials—resistance value (R-value) of attic insulation

 Science, Technology, Engineering, and Mathematics (2009) Grade(s): 9 - 12 Engineering Systems All Resources: 0 Learning Activities: 0 Lesson Plans: 0 Multimedia: 0 Unit Plans: 0
5.) Explain electrical theory at the atomic level, including sources of electromotive force.

 Science, Technology, Engineering, and Mathematics (2009) Grade(s): 9 - 12 Engineering Systems All Resources: 0 Learning Activities: 0 Lesson Plans: 0 Multimedia: 0 Unit Plans: 0
6.) Compare relationships between alternating current (AC) and direct current (DC) systems.

•  Demonstrating the use of instruments to measure resistance, voltage, and current in AC and DC circuits
•  Describing the operation of typical AC and DC system components
•  Calculating voltage, current, resistance, and power in AC and DC circuits
 Science, Technology, Engineering, and Mathematics (2009) Grade(s): 9 - 12 Engineering Systems All Resources: 0 Learning Activities: 0 Lesson Plans: 0 Multimedia: 0 Unit Plans: 0
7.) Propose solutions to given electrical systems problem statements utilizing fundamental digital electronics, including logic gates, Boolean logic, flip-flops, and other digital components.

 Science, Technology, Engineering, and Mathematics (2009) Grade(s): 9 - 12 Engineering Systems All Resources: 0 Learning Activities: 0 Lesson Plans: 0 Multimedia: 0 Unit Plans: 0
8.) Select electrical components for a given application including, but not limited to, temperature control, identification of presence and position of objects, motor control, and speed control.

 Science, Technology, Engineering, and Mathematics (2009) Grade(s): 9 - 12 Engineering Systems All Resources: 0 Learning Activities: 0 Lesson Plans: 0 Multimedia: 0 Unit Plans: 0
9.) Describe devices used to transfer, convert, change direction, transmit mechanical energy, and overcome friction.

 Science, Technology, Engineering, and Mathematics (2009) Grade(s): 9 - 12 Engineering Systems All Resources: 0 Learning Activities: 0 Lesson Plans: 0 Multimedia: 0 Unit Plans: 0
10.) Describe primary characteristics associated with mechanical systems, including physical quantities, motion, and energy.

Examples: physical quantities—gravity, inertia, friction

- motion—linear, rotary, oscillating

- energy—work, power, efficiency, mechanical advantage