In a 2-Dimensional Cartesian Coordinate System the X-Component of a Given

question 67

Multiple Choice

In a 2-dimensional Cartesian coordinate system the x-component of a given vector is equal to that vector's magnitude multiplied by which trigonometric function,with respect to the angle between vector and x-axis?

• A) sine
• B) cosine
• C) tangent
• D) cotangent

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Definitions:

Exocytosis

Elimination of material from a cell through the formation of vacuoles.

Diffusion

The process by which molecules spread from areas of high concentration to areas of low concentration.

Cross-sectional Area

The area of a particular section of an object or substance, usually measured perpendicular to a specific axis.

Capillaries

The smallest blood vessels in the body which facilitate the exchange of water, oxygen, carbon dioxide, and many other nutrient and waste chemical substances between blood and the tissues.