2. How aggressive they are 6. The use of smaller words and shorter sentences The average advertised price to change 4 tires is $400 to $600 to the top tire size sold. Even $1000 isn't impossible. Insuring that you get the most mileage through your tires is important. Tires include the link between the vehicle as well as the road, and so are constantly subjected to the forces of acceleration, stopping and turning for a vehicle that weighs around over 4000 lbs.! Of course you?re likely to see tire wear, though the longer you can create your tires last, the less cash you will spend maintaining this section of your motor vehicle. Keeping your tires in good shape requires not only keeping an eye on tire wear and air pressure. It also means practicing safe driving habits, avoiding bad habits, and looking after every one of the the different parts of the steering and suspension systems There are many reasons why geology is essential in life and to civilization. Think about earthquakes, landslides, floods, droughts, volcanic activity, ocean water currents (el Ni??o), kinds of soil, fuel oils, minerals (gold, silver, uranium), and the like. Geologists study all of these concepts. Thus, the research into geology plays a crucial role in todays modern life and civilization.