Gravity Concepts Quiz
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Gravity Concepts Quiz

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@SpiritualStream

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Questions and Answers

What is the value of gravitational acceleration (g) on the surface of the Earth?

  • 9.8 m/s² (correct)
  • 9.1 m/s²
  • 8.9 m/s²
  • 10.5 m/s²

    • The force of gravity only acts between very large masses.

    False

    What is the term used to describe the relationship where the gravitational force between two masses decreases as the distance between them increases?

    Inverse Square Law

    The acceleration due to gravity changes with an object's __________.

    <p>altitude</p> Signup and view all the answers

    Match the following terms with their definitions:

    <p>Gravitational Force = The attraction between two masses SI Units = Standard international units used for scientific measurements Mass = The amount of matter in an object Acceleration due to gravity = The increase in speed of an object due to Earth's gravitational pull</p> Signup and view all the answers

    What is the value of 'g' (in m/s²) at the Earth's surface?

    <p>9.80</p> Signup and view all the answers

    The value of 'g' on Mars is greater than that on Pluto.

    <p>False</p> Signup and view all the answers

    What is the approximate value of 'g' at the altitude of 8.8 km?

    <p>9.77 m/s²</p> Signup and view all the answers

    The value of 'g' at the altitude of 40,000 km is _____ m/s².

    <p>0.19</p> Signup and view all the answers

    Match the celestial body with its corresponding gravitational acceleration (g):

    <p>Pluto = 1.137 m/s² Moon = 1.6 m/s² Mars = 3.7 m/s² Jupiter = 24.8 m/s²</p> Signup and view all the answers

    What is the value of 'g' at the arbitrary beginning of space, 80 km above Earth's surface?

    <p>9.54 m/s²</p> Signup and view all the answers

    The typical space shuttle orbit altitude has a gravitational acceleration (g) of approximately 8.94 m/s².

    <p>True</p> Signup and view all the answers

    What is the value of 'g' for a communications satellite orbiting at 40,000 km?

    <p>0.19 m/s²</p> Signup and view all the answers

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