A spaceship, traveling at 0.560c towards a stationary space platform, launches a secondary towards the station with a speed of 0.100c relative to the spaceship

. What is the speed of the secondary rocket relative to the space platform?
A) 0.600c B) 0.660c C) 0.625c D) 0.575c E) 0.460c


C

Physics & Space Science

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A neutral atom has an electron configuration of 1s22s22p6. If a neutral atom holds one additional electron, what is the ground state configuration?

A) 1s22s22p63s1 B) 1s22s22p7 C) 1s22s32p6 D) 1s32s32p6 E) none of the given answers

Physics & Space Science

If a star is in hydrostatic equilibrium

A. its radiation pressure outwards and gravitational forces inwards are in balance. B. it is generating energy at the same rate everywhere. C. it is near the end of its life. D. it is in a stable binary orbit. E. it must be losing mass.

Physics & Space Science

In the view of the science of the 17th, 18th, and 19th centuries, the natural world

A) cannot be investigated by scientific methods. B) is similar to a living organism. C) is similar to a clock. D) is not real. E) has a sort of free will of its own.

Physics & Space Science

A block is dragged at constant velocity across a level surface by a force of 6 N. What is the force of friction between the block and the surface?

A) less than 6 N B) more than 6 N C) 6 N D) not enough information

Physics & Space Science