Expression of IdeasMediumProviding a specific example
Expression of Ideas practice question
While researching a topic, a student has taken the following notes:
- Many everyday objects were invented by accident.
- The microwave oven was developed after an engineer noticed a chocolate bar melting in his pocket near a radar set.
- Safety glass was discovered when a flask coated with plastic cracked but did not shatter.
- Sticky notes came from a glue that was too weak for its intended use.
The student wants to illustrate the first note with one example. Which choice most effectively uses relevant information from the notes to accomplish this goal?
- A. The microwave oven, for instance, was developed after an engineer noticed a chocolate bar melting in his pocket near a radar set.Correct
- B. Many inventions happen by accident.
- C. Chocolate melts when heated.
- D. Radar sets were used by engineers.
Answer: A. The microwave oven, for instance, was developed after an engineer noticed a chocolate bar melting in his pocket near a radar set.
One accident, one invention: a concrete example.
Why the other answers are wrong
- B. Many inventions happen by accident.
- Restates the claim.
- C. Chocolate melts when heated.
- A fact about chocolate, not an invention.
- D. Radar sets were used by engineers.
- Not an example of accidental invention.
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