diff --git a/Code/GamePhysics/Implementation/PhysicsAPI_Impl.cpp b/Code/GamePhysics/Implementation/PhysicsAPI_Impl.cpp
index 24d46d0b..f06d3698 100644
--- a/Code/GamePhysics/Implementation/PhysicsAPI_Impl.cpp
+++ b/Code/GamePhysics/Implementation/PhysicsAPI_Impl.cpp
@@ -39,9 +39,9 @@ namespace
 						  deuterG_Magnitude = deuterG.Dot( normal );
 
 					// bounce
-					Float impulse = Formula::CollisionResponse::Impulse( deuterState.GetRestitutionCoeff(),
-																				deuterState.GetMass(), deuterG_Magnitude,
-																				protoState.GetMass(), protoG_Magnitude );;
+					Float impulse = Formula::CollisionResponse::Bounce( deuterState.GetRestitutionCoeff(),
+																		deuterState.GetMass(), deuterG_Magnitude,
+																		protoState.GetMass(), protoG_Magnitude );;
 					Float4 sumJ = normal*impulse;
 					
 					sumJ -= Formula::CollisionResponse::Friction( impulse, normal,
@@ -54,9 +54,9 @@ namespace
 					deuterG_Magnitude = deuterG.Dot( normal );
 					
 					// bounce
-					sumJ += normal * Formula::CollisionResponse::Impulse( protoState.GetRestitutionCoeff(),
-																		  protoState.GetMass(), protoG_Magnitude,
-																		  deuterState.GetMass(), deuterG_Magnitude );
+					sumJ += normal * Formula::CollisionResponse::Bounce( protoState.GetRestitutionCoeff(),
+																		 protoState.GetMass(), protoG_Magnitude,
+																		 deuterState.GetMass(), deuterG_Magnitude );
 					// FRICTION
 					// Apply
 					//sumJ += ( 1 / deuterState.GetMass() )*frictionImpulse;
diff --git a/Code/GamePhysics/PhysicsFormula-Impl.h b/Code/GamePhysics/PhysicsFormula-Impl.h
index 4cb7b5ef..6546a856 100644
--- a/Code/GamePhysics/PhysicsFormula-Impl.h
+++ b/Code/GamePhysics/PhysicsFormula-Impl.h
@@ -36,7 +36,7 @@ namespace Oyster { namespace Physics { namespace Formula
 
 	namespace CollisionResponse
 	{
-		inline ::Oyster::Math::Float Impulse( ::Oyster::Math::Float e, ::Oyster::Math::Float mA, ::Oyster::Math::Float gA, ::Oyster::Math::Float mB, ::Oyster::Math::Float gB )
+		inline ::Oyster::Math::Float Bounce( ::Oyster::Math::Float e, ::Oyster::Math::Float mA, ::Oyster::Math::Float gA, ::Oyster::Math::Float mB, ::Oyster::Math::Float gB )
 		{
 			return (e + 1) * (mB*gA - mA*gB) / (mA + mB);
 		}
diff --git a/Code/GamePhysics/PhysicsFormula.h b/Code/GamePhysics/PhysicsFormula.h
index a8fea658..fe91ae3a 100644
--- a/Code/GamePhysics/PhysicsFormula.h
+++ b/Code/GamePhysics/PhysicsFormula.h
@@ -17,9 +17,9 @@ namespace Oyster { namespace Physics { namespace Formula
 
 	namespace CollisionResponse
 	{
-		::Oyster::Math::Float Impulse( ::Oyster::Math::Float coeffOfRestitution,
-									   ::Oyster::Math::Float massA, ::Oyster::Math::Float momentumA,
-									   ::Oyster::Math::Float massB, ::Oyster::Math::Float momentumB );
+		::Oyster::Math::Float Bounce( ::Oyster::Math::Float coeffOfRestitution,
+									  ::Oyster::Math::Float massA, ::Oyster::Math::Float momentumA,
+									  ::Oyster::Math::Float massB, ::Oyster::Math::Float momentumB );
 
 		::Oyster::Math::Float4 Friction( ::Oyster::Math::Float impulse, ::Oyster::Math::Float4 impulseNormal, 
 										 ::Oyster::Math::Float4 momentumA, ::Oyster::Math::Float staticFrictionA,