Mr. Hammer's Epic Battle with Two Ninjas

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Homework Help Overview

The problem involves analyzing the motion of two ninjas who are launched into the air by Mr. Hammer, one with an upward velocity and the other with a downward velocity. The subject area pertains to kinematics and the effects of gravitational acceleration on objects in free fall.

Discussion Character

  • Conceptual clarification, Assumption checking

Approaches and Questions Raised

  • Participants explore the forces acting on the ninjas while in the air, specifically questioning the role of gravity in determining their accelerations.

Discussion Status

Some participants have suggested that both ninjas would experience the same acceleration due to gravity, while others have confirmed this perspective. The discussion appears to be moving towards a consensus on the effect of gravitational acceleration.

Contextual Notes

There is a lack of detailed information regarding the specific conditions of the ninjas' motion beyond their initial velocities. The problem is framed within a humorous context, which may influence the interpretation of the physical scenario.

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Homework Statement


Mr. Hammer would rather be a lover than a fighter, but ninjas often make that impossible for him. In one epic battle, Mr. Hammer fought two ninjas while balancing atop a canoe. He finished one of them off with a forearm shiver that sent the first ninja flying with an initial upward velocity of 2.34 m/s. He finished the other with an atomic elbow drop that sent the second ninja falling with an initial downward velocity of 3.11 m/s. Compare the accelerations of the two ninjas while they are in the air.

Homework Equations


The Attempt at a Solution


No idea how to do this...
 
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Try to think. What force acts on the ninjas when they are in the air?

ehild
 
Would they both just have an acceleration of -9.8 because of gravity?
 
Yes.

ehild
 

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