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Which statement best explains why an object weight less on mercury than it does on earth
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Slab pullā is a type of tectonic plate movement that occurs due to the forces of mantle convection and results in the subduction of the lithosphere true or false
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Astone is thrown with a speed v0 and returns to earth, as the drawing shows. ignore friction and air resistance, and consider the initial and final locations of the stone. which one of the following correctly describes the change Ī“pe in the gravitational potential energy and the change Ī“ke in the kinetic energy of the stone as it moves from its initial to its final location? options a.Ī“pe = 0 j and Ī“ke = 0 j b.Ī“pe is positive and Ī“ke is negative c.Ī“pe = 0 j and Ī“ke is positive d.Ī“pe is negative and Ī“ke is positive e.Ī“pe = 0 j and Ī“ke is negative
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Aball is fired with an initial velocity of 500 m/s at an angle of 30 degrees above the horizontal across a level field. a. what are the horizontal and vertical components of the initial velocity. b. calculate the maximum height, the time of flight, and the range of the ball.
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Abook is on the table. if the weight of the book is 25 newtons, what is the magnitude and direction...
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