Information and IdeasEasy–MediumMain idea: where a rain gauge stands
Information and Ideas practice question
Rain gauges are simple: a funnel, a tube, and a scale. What makes a reading reliable is not the gauge but where it stands. A gauge under a tree or beside a wall will never tell the truth.
Which choice best states the main idea of the text?
- A. A rain gauge's placement matters more than its design.Correct
- B. Rain gauges are made of a funnel, a tube and a scale.
- C. Rain gauges should be placed under trees.
- D. Rain gauges are unreliable.
Answer: A. A rain gauge's placement matters more than its design.
Not the gauge, but where it stands.
Why the other answers are wrong
- B. Rain gauges are made of a funnel, a tube and a scale.
- A detail.
- C. Rain gauges should be placed under trees.
- The opposite.
- D. Rain gauges are unreliable.
- Reliable if well placed.
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