Explain the following terms relating to an ellipse:

Science
Tutor: None Selected Time limit: 1 Day

a) semimajor axis: _____________________

b) eccentricity: ___________________

c) focus: ________________

Feb 12th, 2015

Semi-major axis: The longest radius of an ellipse.

The orbital eccentricity of an astronomical object is a parameter that determines the amount by which its orbit around another body deviates from a perfect circle.

Focus is the state or quality of having or producing clear visual definition.

Feb 12th, 2015

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