Who are responsible for creating things like phones and air conditioning?

• Scientists

• Engineers

• Artists

• Teachers

What is the first step in the engineering process?

• Conducting research

• Designing a solution

• Defining the problem

• Building a prototype

Why did Alexander Graham Bell invent the telephone?

• For fun

• To improve communication

• Because he was bored

• To make money

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What did Alfred Nobel invent?

• The car

• The telephone

• Dynamite

• The light bulb

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What is a prototype?

• A design sketch

• A test model

• A research paper

• A final product

Why do engineers test prototypes?

• To see if it looks good

• For fun

• To make it cheaper

• To check its functionality

What does evaluating solutions involve?

• Asking no questions

• Ignoring failures

• Asking and answering questions about the design

• Stopping after the first try

How many times might engineers repeat the engineering process?

• Three times

• Four or more times

• Twice

• Once

Who invented modern air conditioning?

• Alexander Graham Bell

• Alfred Nobel

• Willis Carrier

• Gustave Eiffel

What is the importance of failing in the engineering process?

• It's discouraged

• It helps improve designs

• It wastes time

• It's not important