The first spaceship was launched on October 4, 1957, called Sputnik 1.
VOSTOK 1
The plural form of the noun 'spaceship' is spaceships.
The possessive form of the singular noun spaceship is spaceship's.example: The spaceship's size was breathtaking.
The spaceship
3 m/s
2,000 kg-m/s
Multiply mass x velocity for each spaceship. Add the results.
6m/s
6m/s
900kg-m/s
3 m/s
1,800 kg-m/s
2,000 kg-m/s
Momentum = mass x speedSince Spaceship-#1 is not moving, it has no momentum. Their combined momentumis that of Spaceship-#2 alone.Momentum = mass x speed = 200 x 10 = 2,000 kilogram-meters per second.
2000
2,000 kg-m/s "Apex"