Which temperature scale has the highest value for the boiling point of water?

What object a collides with object b and bounces back its final momentum is?

How would a small bar magnet be oriented when placed at position x?

Awater-filled u-tube manometer is used to measure the pressure inside a tank that contains air. the water level in the u-tube on the side that connects to the tank is 5 ft above the base of the tank. the water level in the other side of the u-tube (which is open to the atmosphere) is 2 ft above the base. determine the pressure within the tank.