A drone car with a mass of 1000 kg is travelling down the road with a speed of 12 m/s. It collides with another drone car half the mass moving at -17 m/s. After the collision, the 1000 kg car is moving at -1.3 m/s. What is the speed of the other drone car after the collision? (Show all work)
Domain eukarya; kingdom plantae should be the answer.
the answer is b i think
an obstruction
this would be about 43%