A 31 kg child sits in a swing supported by two chains each
A 31 kg child sits in a swing supported by two chains, each 4.5 m long. If the tension in each chain at the lowest point is 243N, find the childs speed at the lowest point. (Neglect the mass of the seat) Answer in units of m/s.
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a 31 kg child sits in a swing supported by two chains each 45 m long if the tension in each chain at the lowest point
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1 how does the study of the time progression of fossils support the process of evolution2 how might a bacterium resist
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