When lighting strikes it causes a cavity or vacuum in the air the loud noise is caused by the vacuum collapsing. as an example popping a plastic bag cause the same effect.
The loud rumbling noise after a lightning flash is called thunder.
It is the alternator....
The fuel in the cylinders exploding
A little kid in the trunk with a hammer
Wheel bearing
The loud freewheel noise in a bicycle is typically caused by worn out or dirty freewheel components. This noise can be fixed by cleaning and lubricating the freewheel, or replacing it if necessary.
Noise is a movement of the air. An explosion is a rapid expansion of gasses, which causes movement of the air.
Agressive tread, bad alignment
loose belts
Your Whirlpool washer may be making a loud noise during operation due to issues with the motor, bearings, or the drum. It is recommended to have a professional technician inspect and repair the washer to resolve the noise.
I think it's called an engine
A loud thud noise in the rear brakes might be caused by stuck calipers or by brake drums that are out of round. You might also have uneven wear on the brake pads.