Pascal's Principle

How is a sea star's water filled tube system similar to a closed bottle filled with water?

Fluid exerts pressure on any surface it touches.

• True

• False

In the 1600s, a French mathematician named Blase ______ developed a principle to explain how pressure is transmitted in a fluid.

Pascal's name is used for the unit of

• measurement

• pressure

• force

• area

Describe Pascal's principle.

A _________ ______ works by applying a force to an enclosed fluid, which consists of two pistons, one at each end of a U-shaped tube.

A ______ is like a stopper that slides up and down a tube.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

According to Pascal's principle, both pistons experience the same fluid pressure.

• True

• False

Describe how the Heimlich maneuver relates to pressure and force.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A _________ ______ uses liquids to transmit pressure in a confined fluid.

Tags

NGSS.MS-ETS1-4