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Gunpowder in a canon explodes and causes a cannon ball to shoot forward.
A. The explosion will cause the cannon to move in a backward direction.
B. The explosion will cause the cannon to move in a forward direction.
C. The explosion will cause a force in only one direction.
Answers: 1
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State one advantage and one disadvantage of using a plane mirrior as a driving mirrior
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Aprisoner is forced to go into one of three rooms, but he can choose which room. the first room is ablaze with fire. the second one is rigged with explosives that will go off as soon as he enters. the third contains a pair of lions who haven't eaten in years. which room should he choose to survive?
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Physics, 22.06.2019 20:50
In a game of pool, ball a is moving with a velocity v0 of magnitude v0 = 15 ft/s when it strikes balls b and c, which are at rest and aligned as shown. knowing that after the collision the three balls move in the directions indicated and assuming frictionless surfaces and perfectly elastic impact (that is, conservation of energy), determine the magnitudes of the velocities va, vb, and vc.
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·sound · parallel · mechanical · not a vacuum · needs a medium · compressions and rarefaction what type of wave is being described? a) compaction b) electromagnetic c) longitudinal d) transverse
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Gunpowder in a canon explodes and causes a cannon ball to shoot forward.
A. The explosion will cau...
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