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A satellite is in a circular orbit 600 km above the Earth's surface. The acceleration of gravity is 8.21 m/s2 at this altitude. The radius of the Earth is 6400 km. Determine the speed of the satellite, and the time to complete one orbit around the Earth.
Maintains Contact
The act of keeping in touch with someone or something, ensuring ongoing communication or connection.
Social Referencing
Seeking information about how to react to an unfamiliar or ambiguous object or event by observing someone else’s expressions and reactions. That other person becomes a social reference.
Separation Anxiety
A psychological condition in which an individual experiences excessive fear or anxiety about separation from home or from those to whom the individual has a strong emotional attachment.
Stranger Anxiety
A form of distress that young children experience when exposed to people unfamiliar to them, typically appearing around 6 to 12 months of age.
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