A 50-Kg Satellite Circles the Earth in an Orbit with a Period

question 46

Multiple Choice

A 50-kg satellite circles the Earth in an orbit with a period of 120 min. What minimum energy is required to change the orbit to another circular orbit with a period of 180 min? (Earth: radius = 6.4 × 106 m, mass = 6.0 × 1024 kg)

• A)2.9 × 108 J
• B)3.5 × 108 J
• C)4.1 × 108 J
• D)4.7 × 108 J
• E)5.9 × 108 J

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Definitions:

Hybrid Adults

a term not typically used in standalone contexts but could refer to adult organisms that are the result of crossbreeding between two different species, varieties, or genera.

Hybrid Embryos

Embryos created through the fusion of gametes from two different species, used in scientific research for various purposes.

Prezygotic Barriers

Mechanisms that prevent mating or fertilization between species, ensuring reproductive isolation and species divergence.

Postzygotic Barriers

Reproductive isolating mechanisms that occur after fertilization, preventing the development of viable or fertile offspring between different species.