Radio Waves Travel at the Speed of Light, Which Is

question 86

Multiple Choice

Radio waves travel at the speed of light, which is 3.00 × 10⁸ m/s. How many kilometers will a radio message to outer space travel in exactly one year? (365.24 days = 1 y)

• A) 9.46 × 10¹⁵ km
• B) 7.30 × 10⁸ km
• C) 7.10 × 10¹⁰ km
• D) 9.47 × 10¹² km
• E) 3.33 × 10^{- 3} km

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Definitions:

Duchenne's

A genetic disorder characterized by progressive muscle degeneration and weakness due to the alterations of a protein called dystrophin that helps keep muscle cells intact.

Pathology Present

Indicates the existence of a disease or abnormal condition in a given specimen or patient.

Muscle Stiffness

A condition characterized by tightness in the muscles, potentially leading to discomfort or difficulty in moving.

Muscles

Tissue found in the body of animals and humans which has the ability to contract, enabling movement.