Expression of IdeasEasy–MediumExplaining what a term means
Expression of Ideas practice question
While researching a topic, a student has taken the following notes:
- A 'tidal bore' is a wave that travels up a river against the current.
- It forms when an incoming tide is funnelled into a narrowing river mouth.
- The bore on the River Severn can be over a metre high.
- Surfers ride the Severn bore.
The student wants to explain to readers what a tidal bore is.
Which choice most effectively uses relevant information from the notes to accomplish this goal?
- A. A tidal bore is a wave that travels up a river against the current, formed when an incoming tide is funnelled into a narrowing river mouth.Correct
- B. Surfers ride the Severn bore.
- C. The bore on the River Severn can be over a metre high.
- D. The River Severn has a tidal bore.
Answer: A. A tidal bore is a wave that travels up a river against the current, formed when an incoming tide is funnelled into a narrowing river mouth.
Definition and cause.
Why the other answers are wrong
- B. Surfers ride the Severn bore.
- A use, not a definition.
- C. The bore on the River Severn can be over a metre high.
- A size, not a definition.
- D. The River Severn has a tidal bore.
- An instance, not a definition.
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