5. O rândunică zboară cu o viteză de 15km/h pe o distanță de 5km. Ea face o pauză de 15 min, după care își continuă drumul cu o viteză de 12 km/h, pe o distanță de 2 km. Dacă a plecat la ora 14, la ce oră a ajuns la destinație?

what is the question?

with the invention of the automobile, the woman of the house could drive to the store and get groceries. women were also free to socialize more. during world war ii women were allowed to work in factories to the war effort and could drive to work or ride mass transit buses to their jobs.

the chart show the masses and velocities of two colliding objects that stick together after a collision.

according to the law of conservation of momentum, the momentum of the object after the collision is  

answer

1,500

kg • m/s.