STEM 551_01

Jean Piaget had how many stages in his Theory of Cognitive Development?

• 3
• 6
• 5
• 4

Science, technology, engineering, and mathematics are so closely related that progress
in one area often _________________.

• Stunts progress in other areas
• Stunts progress in one but not all other areas
• Promotes advancements in all other areas
• Promotes advancement in one other area but not others

The printing press is a technological development that occurred during the

• Middle Ages
• Renaissance
• Industrial Age
• Information Age

What event from the early 1900s had the most significant impact on the development of
technology?

• The development of mechanical labor
• The development of the assembly line
• The development of steam power
• The development of electricity

What is used to strengthen a joint or to provide support to a structure?

• shell
• frame
• insulation
• brace

What do the letters CAD mean in engineering?

• computer aided design
• computer aided dating
• computer assisted development
• computer aided dimensions

What word do engineers use to describe the way the air moves around a vehicle?

• acceleration
• air filtering 
• aerodynamics
• acrobatics

Anything that is made to meet a need or desire is a

• design
• technology product
• process
• tool

An original or test model on which a real product is based is called a

• design
• tool
• prototype
• engineering 

A dry mixture of sand and gravel in which grains are different sizes.

• Aggregate
• Cement
• Concrete