Answer:
The final velocity of the vehicles will be -75km per hour (leftwards).
Explanation:
Let us call , mass and velocity of the truck , mass and velocity of the car, and the final velocity of the vehicles.
The law of conservation of momentum states that
solving for we get:
putting in numerical values
(<em>the negative sign indicates that the vehicles are moving in the leftward direction)</em>
or -75.8 km per hour.<em> </em>
Answer:B.
Both increase as the mass and velocity increase.
Hey!
The upper, plastic-like part of earth that the plates ride on are called the (Asthenosphere)
I hope this helps! :)