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A spaceship approaching a planet

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. asked by Amy
3. 497 views
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. asked by Beth
3. 777 views
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. asked by LP
3. 1,330 views
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. asked by Alex
3. 543 views
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. asked by Ann
3. 1,736 views
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. asked by zama
3. 631 views
You are an explorer on a tiny planet with no atmosphere. You drop a coffee filter and find that it falls 2.0m in 1.6s. As you
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2. asked by Sam
3. 472 views
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. asked by Jus-A-Viewer
3. 85 views
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. asked by Antonio
3. 821 views
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. asked by Cheetah Veite
3. 967 views