Radio Waves Travel at the Speed of Light, Which Is

question 135

Multiple Choice

Radio waves travel at the speed of light, which is 3.00 × 10⁸ m/s.How many minutes does it take for a radio message to reach Earth from Saturn if Saturn is 7.9 × 10⁸ km from Earth?

• A)4.4 × 10^-2 min
• B)1.6 × 10⁵ min
• C)4.0 × 10¹⁵ min
• D)44 min
• E)2.6 min

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Definitions:

Initial Value Method

An accounting approach where investments are recorded at their acquisition cost, without subsequent adjustments for market fluctuations.

Noncontrolling Interest

The portion of equity in a subsidiary not owned by the parent company, reflecting the interest of minor shareholders.

Net Income

The total earnings of a company after subtracting all expenses, taxes, and losses.