Momentum.
Those are cars, also known as monster machines or monsters. They are loud, fast-moving vehicles that pose a danger to the cats in the ThunderClan territory.
Slow-moving vehicles typically travel at speeds below 25 mph, such as tractors, golf carts, or scooters. These vehicles are designed for use in specific environments where higher speeds are not required or safe.
Every single vehicle ever made was and is made by man.
Moving water can easily sweep pedestrians and vehicles downstream. The water does not need to be moving fast, but obviously, flash flooding imposes the greatest risk. Vehicles can be engulfed or overturned. People can be carried downstream for miles and drown from fighting the water.
fast moving
A "radar gun" is used by police to know the speed of fast moving vehicles. Velocity is a vector. That means it has magnitude and direction. Its magnitude is same as speed.
There is a brand called Fast Trucks. These can be bought online at sites like eBay and Amazon. If you are looking for trucks, as in fast automobiles, you should be able to compare online and shop at your local dealership.
fast
moving fast in Japanese is "subayai"
Fast moving stream
How fast molecules are moving. If they are moving fast its hot, but if they are moving slow it is cold