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©2002, Bigelow Middle School, Engineering Technology Department

 


2001 MCAS Practice Questions
Science and Technology/Engineering - Grade 8
ANSWERS

2001, Science and Technology/Engineering - Grade 8
Question 2: Multiple-Choice
Reporting Category: Technology/Engineering
Objective(s): Transportation Technologies - 6.1

Which best describes transportation technology?

A. a system that is used to move people and products
B. an enterprise that changes raw materials into goods
C. the building and finishing of structures
D. the conversion of mechanical energy into heat energy


2001, Science and Technology/Engineering - Grade 8
Question 9: Multiple-Choice
Reporting Category: Technology/Engineering

Use the information below to answer question 9.

Manufacturing uses many steps to change natural resources into products. Some of these steps change natural resources into industrial materials. These steps are called primary processes.

All of the following are primary processes except

A. melting iron ore.
B. producing lumber.
C. molding plastic.
D. crushing rock into gravel.

2001, Science and Technology/Engineering - Grade 8
Question 19: Multiple-Choice
Reporting Category: Technology/Engineering
Objective(s): Transportation Technologies - 6.3

Use the information below to answer question 19.

In solid fuel rockets, a fuel mixture is burned and once the mixture starts burning it cannot be stopped.
In liquid fuel rockets, there is a tank of fuel and a tank of oxygen. The burning of the fuel can be stopped by preventing the flow of fuel and oxygen into the combustion chamber.

Based on this information, which system is more highly developed in liquid fuel rockets than in solid fuel rockets?

A. propulsion
B. suspension
C. control
D. structure


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