Concept testPhysicsGravity and Orbits5 questionsIntermediate
Escape Velocity concept test
Escape speed
Launch outward from one bounded gravity source and see how source mass, launch radius, and total specific energy decide whether the object escapes or eventually returns.
What this test covers
This focused assessment keeps the quiz front and center while staying tied to the same progress, retry, and exact-resume state as the inline quick test on the concept page.
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