Submarines horizontal motion are positive
A submarine dives 90.0 m at an angle of 8.0° below the horizontal. What are the horizontal and vertical components of the submarine's displacement? (Assume that upward and the direction of the submarine's horizontal motion are positive.)
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Find the magnitude of the linear momentum of
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A 15.0 g rubber bullet hits a wall with a speed of 120 m/s. If the bullet bounces straight back with a speed of 92 m/s, what is the change in momentum of the bullet?
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Are the rights of US citizens endangered by new interpretations of the Bill of Rights, or are these proper reactions to modern cultural evolution? What current constitutional issues reflect this debate, and how?
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