The Term Prehistory Refers to

question 30

Multiple Choice

The term prehistory refers to

• A)time periods before 1900.
• B)the period before the invention of writing.
• C)the earliest civilizations.
• D)only the civilization of Mesopotamia.
• E)the era prior to homo erectus.

Understand the effects of overloading and stress distribution on different sections of truck frames.

Understand the causes and types of truck frame damage.

Identify appropriate repair methods for damaged truck frames.

Differentiate between various truck frame types and their structural characteristics.

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Definitions:

Chitin

Nitrogen-containing polysaccharide that composes fungal cell walls and arthropod exoskeletons.

Strengthens

Refers to making something stronger or more effective.

Structure

The arrangement or organization of parts to form a complex entity, observable in architecture, molecules, and living organisms.

Organic Molecules

Chemical compounds of carbon, often containing hydrogen, oxygen, nitrogen, and other elements, which are found in or produced by living organisms.