Circular Velocity & Escape Velocity


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question 1 of 3

How fast does a satellite weighing 43 metric tons, 42,000 km from Earth's center, have to travel (in m/s) to stay in geosynchronous orbit (choose the closest answer). The Earth has a mass of 5.98 x 10^24 kg.

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1. An _____ orbit is a kind of orbit where an object is carried away, never to return to its starting point:

2. The smallest velocity a small body requires in order to escape from the gravitational attraction of a more massive body is known as the:

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About this Quiz & Worksheet

Circular velocity and escape velocity don't have to escape your memory when you use our printable worksheet and interactive quiz. We will assess your recall of key definitions as well as your ability to use related formulas to solve problems.

Quiz & Worksheet Goals

Our assessments quiz you on key terms and formulas, such as:

  • The orbit where an object never comes back to its starting point
  • How to calculate the speed an object needs to travel to maintain geosynchronous orbit
  • The smallest velocity an object needs to escape the gravity of a more massive object

Skills Practiced

This quiz and worksheet help you practice these skills:

  • Defining key concepts - ensure that you can accurately define main phrases, as the term for the orbit where the object never returns to its starting point
  • Information recall - access the knowledge you've gained regarding the smallest velocity needed for a small object to escape a larger object's gravity
  • Knowledge application - use your knowledge to answer questions calculating the speed an object needs to have a geosynchronous orbit

Additional Learning

To gain a better understanding of this subject, check out our lesson entitled Circular Velocity & Escape Velocity. You will delve into concepts that include:

  • Ways to solve circular velocity based on a formula
  • Calculating escape velocity
  • Hyperbolic and parabolic orbits