The Graph Below Shows the Velocity Versus Time Graph for a Ball.Which

question 30

Multiple Choice

The graph below shows the velocity versus time graph for a ball.Which explanation best fits the motion of the ball as shown by the graph?

• A)The ball is falling,is caught,and is thrown down with greater velocity.
• B)The ball is rolling,stops,and then continues rolling.
• C)The ball is rising,hits the ceiling,and falls down.
• D)The ball is falling,hits the floor,and bounces up.
• E)The ball is rising,is caught,and then is thrown down.

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Definitions:

Multiple Inheritance

A feature of some object-oriented programming languages in which a class can inherit behaviors and attributes from more than one parent class.

Polymorphic Reference

A reference variable in object-oriented programming that can refer to objects of different classes at different times during the execution of a program.

Subclasses

Subclasses are classes that inherit properties and behaviors from a superclass and can also have additional properties or methods.

Public Methods

Methods that can be accessed from any other class in the program, not restricted by access control.