A Car Heading North Suddenly Collides at an Intersection with a Truck

question 45

Multiple Choice

A car heading north suddenly collides at an intersection with a truck of the same mass heading east. If they lock together and travel at $28 \mathrm {~m} / \mathrm { s }$ at 15° north of east just after the collision, how fast was the car initially traveling?

• A) 14 m/s
• B) 7 m/s
• C) 28 m/s
• D) 11 m/s

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Definitions:

Normal Balance

The side (debit or credit) of an account that is typically increased. For assets and expenses, it's the debit side; for liabilities, equity, and income, it's the credit side.

Office Supplies

Items used in offices for daily operations, such as stationery, paper, and computer supplies.

Accounts Payable

Accounts payable are liabilities of a company that represent its obligations to pay off short-term debts to its creditors or suppliers.

Normal Debit Balance

Refers to the side (debit or credit) on which an account will typically report a balance, with assets and expenses usually having a normal debit balance.