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Middle School Earth and Space Science Flashcards: Hazard Risk Estimates

Study Hazard Risk Estimates in Middle School Earth and Space Science with focused flashcards that help you recognize the idea, recall the key rule, and apply it in practice-style prompts.

QUESTION

Choose the word that means 'expected number of events per unit time' in hazard records.

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ANSWER

Frequency. Frequency counts how often events occur in a time period.

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Middle School Earth and Space Science: Earth and Human Activity

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233 cards

What this deck covers

This deck focuses on Hazard Risk Estimates, giving you a quick way to review the definitions, rules, and examples that matter most for Middle School Earth and Space Science.

How to use these flashcards

Work through these flashcards in short sessions. Try to answer each prompt before flipping the card, then revisit any cards you miss until the explanation feels automatic.

Practice questions

1 of 13Practice questions for this set
A city planner must decide where to focus preparedness for landslides. Use the table to reason about overall risk (likelihood + impact). Risk is an estimate, not certainty. Data (past 25 years):
  • Slope District: 11 landslides; 1 school and 300 homes on steep slopes
  • Valley District: 3 landslides; 4 schools and 4,500 homes on steep slopes
  • Ridge District: 7 landslides; 2 schools and 900 homes on steep slopes
Where should preparedness efforts focus most based on the data?
Choose an answer

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