Satellites: the International Space Station Is Orbiting at an Altitude

question 43

Essay

Satellites: The International Space Station is orbiting at an altitude of about 370 km above the earth's surface. The mass of the earth is 5.97 × 10²⁴ kg, the radius of the earth is 6.38 × 10⁶ m, and G = 6.67 × 10^-11 N ∙ m²/kg². Assuming a circular orbit,
(a) what is the period of the International Space Station's orbit?
(b) what is the speed of the International Space Station in its orbit?

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Definitions:

Debt/Asset Ratios

A financial ratio that compares a company's total debt to its total assets, indicating the company's leverage.

Market Capitalization

The total market value of a company's outstanding shares, calculated by multiplying the current stock price by the total number of outstanding shares.

Variance of Earnings

A statistical measure that represents the degree of variation or dispersion of a company's earnings over a specified period.

Standard Deviation

A statistical measure that quantifies the amount of variation or dispersion of a set of data values, often used to measure the volatility of financial returns.