In a Distant Galaxy,a Planet Orbits Its Sun at a Distance

question 51

Multiple Choice

In a distant galaxy,a planet orbits its sun at a distance of 1.8 $\times$ 10¹² m with a period of 10⁸s.A second planet orbits the same sun at a distance of 9 v 10¹¹ m.What is the period of the second planet?

• A)5 \(\times\) 10⁷ s
• B)2 \(\times\) 10⁸ s
• C)0.35 \(\times\) 10⁸ s
• D)2.8 \(\times\) 10⁸ s
• E)5 \(\times\) 10⁸ s

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Definitions:

Vitamin D

A fat-soluble vitamin essential for the absorption of calcium, promoting bone growth and the maintenance of phosphorus levels in the blood.

Fortified Milk

Milk that has been supplemented with additional vitamins and minerals, such as vitamin D and calcium, for enhanced nutritional value.

Muscle Contraction

Describes the process where muscle fibers actively shorten or generate tension in response to signals from the nervous system.

Potassium

A chemical element (K) essential for the normal functioning of cells, nerves, and muscles.