Answer:
49.3 m/s
Explanation:
The momentum is defined as the product of the object velocity and its mass.
So the momentum of the truck is

For the car to have the same momentum, its speed must be

If your engine is not at the right temprature, usually when it is too hot.
Answer: 1300m
Explain: from km to m times 1000
The particles vibrate against each other in a soild state........i think