| (E) judge between open- and closed-loop systems in
order to select the most appropriate system for a given technological
problem.
(15) The student demonstrates an understanding of fluid
power systems and calculates values in a variety of systems. The student
is expected to:
(A) identify and explain basic components and functions
of fluid power devices;
(B) differentiate between pneumatic and hydraulic systems
and between hydrodynamic and hydrostatic systems;
(C) use Pascal's Law to calculate values in a fluid
power system;
(D) distinguish between gauge pressure and absolute
pressure and between temperature and absolute temperature;
(E) calculate values in a pneumatic system using the
ideal gas laws; and
(F) calculate and experiment with flow rate, flow velocity,
and mechanical advantage in a hydraulic system model.
(16) The student demonstrates an understanding of statistics
and applies the concepts to real-world engineering design problems.
The student is expected to:
(A) calculate and test the theoretical probability
that an event will occur;
(B) calculate the experimental frequency distribution
of an event occurring;
(C) apply the Bernoulli process to events that only
have two distinct possible outcomes;
(D) apply AND, OR, and NOT logic to solve complex probability
scenarios;
(E) apply Bayes's theorem to calculate the probability
of multiple events occurring;
(F) calculate the central tendencies of a data array,
including mean, median, and mode;
(G) calculate data variations, including range, standard
deviation, and variance; and
(H) create and explain a histogram to illustrate frequency
distribution.
(17) The student demonstrates an understanding of kinematics
in one and two dimensions and applies the concepts to real-world engineering
design problems. The student is expected to:
(A) calculate distance, displacement, speed, velocity,
and acceleration from data;
(B) calculate experimentally the acceleration due to
gravity given data from a free-fall device;
(C) calculate the X and Y components of an object in
projectile motion; and
(D) determine and test the angle needed to launch a
projectile a specific range given the projectile's initial velocity.
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