tom go
Structure that controls the flow of water.
Aswan Dam
It's called a dam. Usually made from wood or concrete. It's like a large wall that can hold back and control the flow of water.
Valvs
The cell membrane, specifically through the action of aquaporin proteins, controls the flow of water into and out of the cell. Aquaporins serve as channels that facilitate the movement of water molecules across the cell membrane.
A device that controls or limits the flow of electricity is called a resistor.
gravity
A dam is a structure built across a river to control the flow of water. It helps regulate water levels, generate hydroelectric power, and provide water for irrigation and drinking. Dams can also prevent floods and create reservoirs for recreational activities.
watermelon
That would be the throttle which controls the fuel flow to the engines.
timber = wood dam = structure built to block/slow the flow of water so... timber dam is a wooden structure created to block or slow the flow of water.
Because the thermostat controls the water flow out the pee hole