Freefall review (article) | Khan Academy
https://www.khanacademy.org/science/in-in-class11th-physics/in-in-class11th-physics-motion-in-a-straight-line/in-in-class11-objects-in-freefall/a/freefall-ap1
OverviewAnalyzing motion for objects in freefallCommon mistakes and misconceptionsLearn moreFreefall is a special case of motion with constant acceleration, because acceleration due to grav…[Is gravitational acceleration really constant?]For example, when a ball is thrown up in the air, the ball's velocity is initially upward. Since gravi…At the highest point in its trajectory, the ball has zero velocity, and the magnitude of velocity increases again as the ball falls back toward the earth (see figure 1).See more on khanacademy.org Freefall is a special case of motion with constant acceleration, because acceleration due to grav…[Is gravitational acceleration really constant?] For example, when a ball is thrown up in the air, the ball's velocity is initially upward. Since gravi…At the highest point in its trajectory, the ball has zero velocity, and the magnitude of velocity increases again as the ball falls back toward the earth (see figure 1).
Freefall is a special case of motion with constant acceleration, because acceleration due to grav…[Is gravitational acceleration really constant?]
For example, when a ball is thrown up in the air, the ball's velocity is initially upward. Since gravi…At the highest point in its trajectory, the ball has zero velocity, and the magnitude of velocity increases again as the ball falls back toward the earth (see figure 1).
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