A Rubber Ball Bounces Off of a Wall with an Initial

question 97

Multiple Choice

A rubber ball bounces off of a wall with an initial speed v and reverses its direction so its speed is v right after the bounce.As a result of this bounce,which of the following quantities of the ball are conserved? (There could be more than one correct choice. )

• A)the kinetic energy of the ball
• B)the momentum of the ball
• C)both the momentum and the kinetic energy of the ball
• D)None of the above quantities are conserved.

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Definitions:

Present Value

The current valuation of a future sum or ongoing cash flows, given a specified rate of interest.

Sales-type Lease

A lease agreement where the lessor recognizes immediate profits on the sale of an asset while retaining its ownership.

Interest Revenue

Income that a company receives from its investments in bonds, loans, or other instruments that earn interest.

Rent Revenue

Income received from leasing out property or equipment.