UNIT 1 PLTW PRINCIPLES OF ENGINEERING

What is the definition of engineering?

• The study of living organisms
• The application of scientific and mathematical principles to design and build structures, machines, and systems
• The process of creating art and music
• The study of the Earth and its features

Which of the following is NOT a step in the engineering design process?

• Identify the problem
• Brainstorm possible solutions
• Test and evaluate the solution
• Implement the solution

What is the purpose of brainstorming in the engineering design process?

• To identify the problem
• To test and evaluate the solution
• To generate a variety of possible solutions
• To implement the solution

Which of the following is an example of a simple machine?

• A computer
• A bicycle
• A car
• A microwave

What is the formula for calculating work?

• Force x distance
• Mass x acceleration
• Velocity x time
• Density x volume

What is the purpose of a prototype in the engineering design process?

• To identify the problem
• To test and evaluate the solution
• To generate a variety of possible solutions
• To implement the solution

Which of the following is an example of a renewable energy source?

• Coal
• Natural gas
• Solar power
• Nuclear power

What is the purpose of testing and evaluating a solution in the engineering design process?

• To identify the problem
• To test and evaluate the solution
• To generate a variety of possible solutions
• To implement the solution

Which of the following is an example of a non-renewable resource?

• Wind energy
• Geothermal energy
• Oil
• Hydroelectric power

What is the purpose of implementing a solution in the engineering design process?

• To identify the problem
• To test and evaluate the solution
• To generate a variety of possible solutions
• To implement the solution