A spaceship from another planet

  1. Two spaceships A and B are exploring a new planet. Relative to this planet, spaceship A has a speed of 0.54c, and spaceship B
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    2. Beth asked by Beth
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  2. The distance from earth to planet X is 1.7(10^7)miles. If a spaceship is capable of traveling 1,420 miles per hour, how many
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    2. LP asked by LP
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  3. Spaceman Spiff orbits planet X with his spaceship. To remain in orbit at 410km from the planet's center, he should maintain a
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    2. Ann asked by Ann
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  4. Spaceman Fred orbits planet X with his spaceship. To remain in orbit at 410km from the planet's center, he should maintain a
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    2. Alex asked by Alex
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  5. A spaceship of mass 2000kg is moving towards planet Earth. Calculate the magnitude of the force that the earth exerts on the
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    2. zama asked by zama
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  6. Which of these would be least important to include in a summary of this episode? A.VeryBen will refuse to cohabitate with his
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    2. Jus-A-Viewer asked by Jus-A-Viewer
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  7. A spaceship lands on the planet whose radius is 5 times that of planet earth and whose mass is 25 times that of planet earth.
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    2. Antonio asked by Antonio
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  8. A spaceship approaching a planet at a speed of 0.20c fires a probe toward a planet. Observers on the planet see the probe
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    2. Amy asked by Amy
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  9. A space ship has a mass of 9000kg. The spaceship is launched from the Earth and lands on a distant planet where it has a
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    2. Cheetah Veite asked by Cheetah Veite
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  10. A spaceship from another planet travels at a speed of 4.27 googs/mulm. There are 256 googs in ameter and 8000 mulum in one hour.
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    2. Kevin asked by Kevin
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