​An Object Moves Along the X Axis,with Its Position Given

question 52

Multiple Choice

​An object moves along the x axis,with its position given by the function x(t) = ½ t³.Which of the following can be obtained from a graph of x vs.t?

• A)​The velocity of the object at any instant in time
• B)​The displacement of the object during a specified time interval
• C)​The speed of the particle at any instant in time
• D)​The average velocity of the object during as specified time interval
• E)​All of the above

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Definitions:

Biceps Brachii

A muscle located in the upper arm responsible for bending the elbow and rotating the forearm.

External Oblique

A muscle located in the outer layer of the abdomen, responsible for rotating and flexing the trunk of the body.

Antagonist

A substance that acts against and blocks an action by attaching to and inhibiting the function of a receptor.

Prime Mover

The muscle responsible for most of the movement when a body movement is produced by a group of muscles.