After the invention of the telescope, astronomers were able to determine that Io is much smaller than Jupiter, is roughly 4.2x108 m from Jupiter, and orbits Jupiter in 42.5 hours (1.53x105 s). (a) Estimate the mass of Jupiter from these observations. (b) Look up the mass of Earth (Google it!). How many Earth masses does Jupiter have
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Density of salty water as compared to the density of pure water is(a) is less(b) is always equal(c) is always more(d) may be less or more
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Abucket full of water weights 4 kg and water well is 10m deep. a girl draws water from the well. it takes the girl 3 minutes to draw a bucket full of water from the well. what is the power of the girl?
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A1.5m wire carries a 2 a current when a potential difference of 52 v is applied. what is the resistance of the wire?
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After the invention of the telescope, astronomers were able to determine that Io is much smaller tha...
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