Using Predictions in Various Situations (Grade 12 NSC Matric Mathematical Literacy): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What are weather forecasts based on?
What are weather forecasts based on?
Probability
What does a '20% chance of rain' mean?
What does a '20% chance of rain' mean?
It rained 20% of time in similar past conditions
Who are meteorologists?
Who are meteorologists?
Scientists who study & predict weather
Which is NOT a weather characteristic meteorologists measure?
Which is NOT a weather characteristic meteorologists measure?
Earthquake intensity
If there's an 80% chance of rain, what's the probability of no rain?
If there's an 80% chance of rain, what's the probability of no rain?
Does an 80% chance of rain guarantee it will definitely rain?
Does an 80% chance of rain guarantee it will definitely rain?
No, it's based on past patterns only
Which method improves weather prediction accuracy?
Which method improves weather prediction accuracy?
Collecting more data over longer periods
What do meteorologists compare current measurements with?
What do meteorologists compare current measurements with?
Historical weather data
What aspects of weather do forecasters predict?
What aspects of weather do forecasters predict?
All aspects of daily weather conditions
Why do meteorologists use probability in weather forecasts?
Why do meteorologists use probability in weather forecasts?
Weather systems are complex & variable