The Double-Deck Freeway at the East Edge of San Francisco

question 4

Multiple Choice

The double-deck freeway at the east edge of San Francisco Bay collapsed in the 1989 Loma Prieta earthquake.Why?

• A) It was too tall for its height.
• B) It lacked steel reinforcing bars.
• C) Strong shaking lasted for more than the 30 minutes it was designed for.
• D) It was built across soft mud.
• E) Water from San Francisco Bay rotted the foundation material, weakening it.

Recognize the importance of diagnostic evaluations in identifying sleep-related problems.

Provide appropriate responses and suggestions to patients with sleep concerns.

Understand the importance of active voice in making communication direct and readable.

Recognize the role of audience understanding in effective communication.

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Definitions:

Expression

A combination of numbers, variables, and operations representing a particular value, without an equality sign unlike an equation.

Golden Section

A mathematical ratio denoted by the Greek letter phi (φ), approximately equal to 1.618, which is considered aesthetically pleasing and is found in art, architecture, and nature.

Aesthetically Pleasing

Something described as aesthetically pleasing is considered to be visually attractive or beautiful in appearance.

Rationalize

Rationalizing is the process of eliminating the square root or imaginary number from the denominator of a fraction.