Physics, 26.12.2019 19:31 milkshakegrande101
When a spaceship is traveling at 99% of the speed of light (lorentz factor = 7), an astronomer on board the ship will find thata. everything in the ship weighs seven times more. b. the ship has shrunk to one-seventh its original length. c. everyone on the ship talks seven times slower than normal. d. all of the above. e. none of the above. everything seems normal to the astronaut on board.
Answers: 1
Physics, 22.06.2019 10:00
One object has a mass of 1 kg and another object has a mass of 3 kg. if the speeds are the same, which of the following is true about their kinetic energy?
Answers: 2
Physics, 22.06.2019 23:10
Ablue car pulls away from a red stop-light just after it has turned green with a constant acceleration of 0.5 m/s 2 . a green car arrives at the position of the stop-light 6.5 s after the light had turned green. if t = 0 when the light turns green, at what time does the green car catch the blue car if the green car maintains the slowest constant speed necessary to catch up to the blue car? answer in units of s.
Answers: 1
Physics, 23.06.2019 01:30
The ideal gas model is valid if which of the following conditions is true? the gas density is low. the gas density is high. the temperature is low. the temperature is high. the gas density and the temperature are low. the gas density and the temperature are high. the gas density is high and the temperature is low. the gas density is low and the temperature is high.
Answers: 3
Physics, 23.06.2019 02:10
What is the quantity which is measured by the area occupied below the velocity- time graph?
Answers: 2
When a spaceship is traveling at 99% of the speed of light (lorentz factor = 7), an astronomer on bo...
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