Velocity & Acceleration of Ball Thrown Upward: Perpendicular? Parallel?

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Homework Help Overview

The discussion revolves around the motion of a ball thrown upward, specifically examining the relationship between its velocity and acceleration vectors throughout its trajectory. Participants are exploring the implications of different initial conditions and assumptions regarding the throw.

Discussion Character

  • Exploratory, Assumption checking

Approaches and Questions Raised

  • Participants are questioning the conditions under which the velocity and acceleration vectors might be perpendicular or parallel, considering various factors such as the angle of the throw and external influences like wind. There is also speculation about the context of the throw, including potential environmental factors.

Discussion Status

The discussion is active, with participants offering different interpretations of the problem. Some are making assumptions about the angle of the throw and its effects on the velocity and acceleration vectors, while others are questioning the validity of those assumptions. No consensus has been reached regarding the conditions of the throw.

Contextual Notes

Participants note that the original question does not specify certain conditions, such as the presence of strong winds or the specific environment in which the throw occurs. This lack of detail is influencing the assumptions being made about the motion of the ball.

jlyu002@ucr.e
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Are there any points along its path at which the velocity and acceleration vectors are perpendicular? Parallel? Also, if a ball is thrown directly upward, wouldn't it fall directly back down?




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Was it thrown by a spin bowler? Are there strong winds? Could the throw have taken it to the top of a cliff several hundred feet above the thrower? Must this have occurred on any particular planet? Did the ball encounter something solid in its path, and bounce off it?
 


Nope, the question did not specify strong winds, or other planetary properties. I'm going to assume that it wasn't thrown directly upward and that it was thrown at an angle.
 


Therefore, with the assumption that I made, correct me if I am wrong, the resultant velocity only allows the vector to be perpendicular at the top of the trajectory and never parallel at any point in time and space.
 

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