public BubblePair(Sphere bubbleA, Sphere bubbleB){
		
		if(bubbleA.getRadius() >= bubbleB.getRadius()){
			this.A = bubbleA;
			this.B = bubbleB;
		}else{
			this.A = bubbleB;
			this.B = bubbleA;
		}
		MakePair();
	}