You Throw a Rock Horizontally Off a Cliff with a Speed

question 21

Multiple Choice

You throw a rock horizontally off a cliff with a speed of 20 m/s and no significant air resistance. After 2.0 s, the magnitude of the velocity of the rock is closest to

• A) 28 m/s
• B) 20 m/s
• C) 40 m/s
• D) 37 m/s

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Definitions:

Check

A written order directing the bank to pay a certain sum to a designated party.

Check Register

A record book or digital log used to track checks written, deposits made, and current account balances.

Deposit

A sum of money placed into an account or given as a part payment towards a purchase, often to secure it or show commitment.

Check Register

A record of financial transactions, especially checks written and deposits made, in a checking account.