A Satellite Is in an Elliptical Orbit Around Earth

question 61

Multiple Choice

A satellite is in an elliptical orbit around Earth. At one point on the ellipse, it is 25 × 10⁶ m from the center of Earth and has a speed of 12,000 m/s. What is its speed when it is at another point on the ellipse, 95 × 10⁶ m from the center of Earth? The mass of Earth is 5.97 × 10²⁴ kg and G = 6.67 x 10^-11 N·m²/kg².

• A) 12000 m/s
• B) 11000 m/s
• C) 10000 m/s
• D) 9000 m/s
• E) 8000 m/s

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Definitions:

Spinal Cord

The spinal cord is a long, thin, tubular structure made up of nervous tissue, which extends from the brainstem down the back, and acts as the main pathway for information connecting the brain and peripheral nervous system.

Optic Nerve

A nerve in the head responsible for carrying sight-related data from the retina to the brain.

Mandible

The lower jawbone, significant in the skeletal structure of the face, involved in chewing and forming the lower part of the skull.

Fractured

The condition of having a broken bone or a crack in a bone.