Force & Pressure - tw032.k12.sd.us · Pressure 1 Force & Pressure Objective: Define & calculate...

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Pressure 1 Force & Pressure Objective: Define & calculate pressure and distinguish from force. F A P= Pressure measures how much force is distributed over a certain area. Force & Pressure Units: N/m 2 or Pascal (Pa), psi - lbs/in 2 Ex. water pressure, air pressure A = .5 cm 2 F A = 10 N A = .01 cm 2 F A = 10 N Pressure Examples A = .01 cm 2 P = F = 700 N A .01 cm 2 P = 70,000 N/cm 2 Pressure Example A = .01 cm 2 P = F = 700 N A .01 cm 2 3 P = 23,333.3 N/cm 2 Pressure Example Bed of Nails

Transcript of Force & Pressure - tw032.k12.sd.us · Pressure 1 Force & Pressure Objective: Define & calculate...

Page 1: Force & Pressure - tw032.k12.sd.us · Pressure 1 Force & Pressure Objective: Define & calculate pressure and distinguish from force. F A P = Pressure measures how much force is distributed

Pressure

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Force & Pressure

Objective:

Define & calculate pressure and distinguish from force.

F A

P  =   

Pressure measures how much force is distributed over a certain area.

Force & Pressure

Units: N/m2 or Pascal (Pa), psi - lbs/in2

Ex. water pressure, air pressure

A = .5 cm2

FA = 10 N

A = .01 cm2

 

FA = 10 N

Pressure Examples

A = .01 cm2 

P = F = 700 NA .01 cm2

P = 70,000 N/cm2

Pressure Example

A = .01 cm2 

P = F = 700 NA .01 cm2 3

P = 23,333.3 N/cm2

   

Pressure Example Bed of Nails

Page 2: Force & Pressure - tw032.k12.sd.us · Pressure 1 Force & Pressure Objective: Define & calculate pressure and distinguish from force. F A P = Pressure measures how much force is distributed

Pressure

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Bed of Nails Assignments . . .

­ Chapter 4 HW #22­24