Recent content by cassiek

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    High School The Universal Gravitational Constant G

    haha that's what I thought, just checking! Thanks :)
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    High School The Universal Gravitational Constant G

    Does it apply to planets other than Earth? I'm just learning (cramming) this stuff; sorry if it's a dumb question.
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    Newton's third law and friction

    Homework Statement Blocks X and Y are attached to each other by a light rope and can slide along a horizontal, frictionless surface. Block X has a mass of 10kg and block Y has a mass of 5.0kg. An applied force of 36 N [right] acts on block X. a) Calculate the action-reaction forces the...
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    Help Free fall, looking for time of motion off of a bridge.

    Help! Free fall, looking for time of motion off of a bridge. Homework Statement A person standing on a bridge throws a ball upward with an initial velocity of 23 m/s straight upwards so if it comes back down it will just pass the edge of the bridge and keep going down. a) where will the ball...