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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Calculate the initial speed v0 such that a projectile, fired straight up from the surface of the Earth, will reach a distance of 2.7 R from the center of the Earth, where R is the radius of the Earth. Neglect air resistance. Express the answer in
A cold canned drink is left in a warmer room where its temperature rises as a result of heat transfer. Is this a reversible process? Explain.
Find the magnitude of the linear momentum of
What disaster was suppose to happen on the fifth day of the fifth month after the millenium?
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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