Logical Reasoning

PT135 · S4 · Q14 Geographer: Because tropical storms

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Geographer: Because tropical storms require heat and moisture, they form especially over ocean surfaces of at least 26 degrees Celsius (79 degrees Fahrenheit), ocean temperatures that global warming would encourage.

Opposing Evidence

Because tropical storms require heat and moisture, they form especially over ocean surfaces of at least 26 degrees Celsius, ocean temperatures that global warming would encourage.

Opposing Point

Many early discussions of global warming predicted that it would cause more frequent and intense tropical storms.

Evidence

Other factors, such as instabilities in wind flow, are likely to counteract global warming’s effects on tropical storm development.

Conclusion

Recent research shows that global warming is unlikely to cause more frequent and intense tropical storms.

14.

Which one of the following most accurately expresses the conclusion drawn in the geographer's argument?

  1. Tropical storms are especially likely

    Opposing Evidence

    This supports the point against the argument’s main point.

    1% picked this

  2. Contrary to early discussions, global

    Unsupported

    This point is not made in the argument.

    17% picked this

  3. If global warming were reversed,

    Speculation

    The argument does not discuss what would happen if global warming were reversed.

    0% picked this

  4. Instabilities in wind flow will

    Evidence

    This is a premise that supports the argument’s main point.

    7% picked this

  5. Correct

    Global warming probably will not

    Why this is right

    This best paraphrases the argument’s main point.

    Skill tested: Main Conclusion · how this choice captures the argument's function is the move to repeat next time.

    75% picked this

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