Physics, 19.08.2021 14:00, McGregorshamara
An amusement park designer wants his swing to have a centripetal acceleration of 24 m/s2. If the velocity of the swing is 11 m/s, how long should the chain on the swing be?
A. 6.5 m
B. 5.5 m
C. 5.0 m
D. 6.0 m
Answers: 3
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Chemical energy is a form of energy. a. heat b. kinetic c. potential d. electromagnetic
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What effects result when there is an impact between earth and an asteroid? check all that apply. a. massive flooding. b. extinction of many life forms. c.major earthquakes change in average global temperature. d. giant dust cloud
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Physics, 22.06.2019 17:30, ciaotaylor
Aball thrown by ginger is moving upward through the air. diagram a shows a box with a downward arrow. diagram b shows a box with an upward arrow. diagram c shows a box with a downward and upward arrow equal in size. diagram d shows a box with a downward and upward arrow with the downward arrow larger in size. which force diagram represents the forces on the ball? you may neglect the effects of air resistance.
Answers: 3
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The bubbles in a carbonated soft drink are produced when carbonic acid decomposes to form carbon dioxide and water. in a closed system, this equilibrium exists as why does a carbonated soft drink lose carbonation when the container is left open? a. water evaporates, which favors the formation of h2co3. b. pressure decreases, which favors the formation of h2co3. c. the open container warms up, which causes more gas to escape. d. co2is removed, which favors the formation of h2co3.
Answers: 2
An amusement park designer wants his swing to have a centripetal acceleration of 24 m/s2. If the vel...
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