The brakes on an automobile become hot when they are used continuously because the:

The reason as to why the breaks of a vehicle becomes hot when they are continuously used is because of the fact that the kinetic energy that is being used is being converted to a thermal energy, causing the brakes of the vehicle to be hot.

every el niño cycle is different. every year.

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.