That Planetary Orbits Are Elliptical,not Circular,was Demonstrated by

question 1

Multiple Choice

That planetary orbits are elliptical,not circular,was demonstrated by

• A) Galileo.
• B) Voltaire.
• C) Newton.
• D) Kepler.
• E) Descartes.

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Definitions:

Ventricular Contraction

The phase of the cardiac cycle in which the ventricles contract, pumping blood out of the heart into the systemic and pulmonary circulations.

Physical Exercise

Any bodily activity that enhances or maintains physical fitness and overall health and wellness.

SA Node

Known as the sinoatrial node, it is the natural pacemaker of the heart located in the right atrium, initiating the heart's electrical impulses.

Pacemaker

A device or biological mechanism that sets the pace or rhythm for certain processes, especially the heart's rhythm.