(a) System models are used to assist in understanding an actual system and we usually develop and use models that are exact representations of the actual system.

1-True

2-False

(b) What statement best describes how a static system differs from a dynamic system?

1. A static system's characteristics are fixed regardless of the state of any external factors in its environment.

2. A static system always exhibits a linear relationship between its inputs and its outputs.

3. Static systems are the most common system type used to model complex systems.

4. All of the answer options listed here.

(c)Ludwig von Bertalanffy was a:

1. dutch economist in the 18th century.

2. a civil engineer in the 1900's who worked closely with Brunel.

3. biologist in the 20th century.

4. German mathematician in the 20th century.

(d)The coordinates for the benchmark are 1421334.93,783207.62 the first point in the survey for oleson village, is 113.66 feet from the benchmark and at a bearing of n5d27'23"w. this is other survey point 542.16 So how dose this work?

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