Momentum is related to Motion. Motion is a type of Software. Pound is a type of Software. Pound is related to Scale. 
Size is related to Grow. Grow is related to Tall. 
Momentum <--RelatedTo--> Motion --IsA--> Software <--IsA-- Pound <--RelatedTo--> Scale 
Size <--RelatedTo--> Grow <--RelatedTo--> Tall 