explain how cross-cultural interactions resulted in the diffusion of technology and facilitated changes in patterns and travel from 1450-1750

Technician a says after tire service work tires and wheels must be in a state of static and dynamic balance in order to avoid vibration in service. technician b says tires and wheels are balanced at the factory and do not need further balancing. who is correct?

What is tge speed of sound in dry air at 0°c

Which of the following is not an example of homeostasis? a) perspiring in order to restore normal body temperature b) feeling hungry and eating to restore the level of blood glucose to normal c) feeling hungry at the sight of appetizing food d) quenching thirst and drinking water to hydrate the body e) all of the above are examples of homeostasis