Properties of Sound

question 1 of 2 Grade: Eleven - G11
question 1 of 2 Grade: Eleven - G11

Q: A girl fires a pistol 150m from a building. A boy 350m from her hears two bangs 1s apart. Speed of sound?

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Did You Know?

This is an ADVERB CLAUSE OF PURPOSE. It explains why he exercises daily. Adverb clauses of purpose answer the question 'why?' and often begin with so that, in order that, or lest. Example: 'She studied hard so that she could pass the exam.' Other types of adverb clauses include: time (when, while), place (where, wherever), reason (because, since), condition (if, unless), and manner (as, as if).

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