The Total Mechanical Energy of a System

question 19

Multiple Choice

The total mechanical energy of a system

• A)is equally divided between kinetic energy and potential energy.
• B)is either all kinetic energy or all potential energy, at any one instant.
• C)can never be negative.
• D)is constant, if only conservative forces act.
• E)is not uniquely determined for most naturally occurring systems.

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Definitions:

Arthroscope

a surgical instrument used to visualize, diagnose, and treat problems inside a joint.

-Scope

A suffix used in the names of instruments or devices for viewing or examining, such as a microscope.

Hematopoiesis

The process of creating new blood cells in the body, occurring predominantly in the bone marrow.

Skeletal System

The framework of bones and other connective tissues which provide support, movement, protection, and mineral storage for the body.