An Object Is Dropped from a Bridge

question 37

Multiple Choice

An object is dropped from a bridge.A second object is thrown downwards 1.0 s later.They both reach the water 20 m below at the same instant.What was the initial speed of the second object? Neglect air resistance.

• A)4.9 m/s
• B)15 m/s
• C)9.9 m/s
• D)20 m/s
• E)21 m/s

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Definitions:

Journal Entry

A record in accounting that notes every transaction a business makes, providing a chronological log necessary for the financial statements.

Promissory Note

A written, legal agreement where one party promises to pay another a specific sum of money on a certain date or upon demand.

Accounts Receivable

Money owed to a business by its customers for goods or services provided on credit.

Paper Company

A business entity created, often in a tax haven, for the purpose of managing investment or conducting transactions without engaging in operational business activities.