pa tulong po. salamat ng marami

Answer:
Stone: hammer
Playdough: press
Sponge: Cut
Ruler: Bend
Cooper wires: Bend
Plastic straw: Cut
Ball: Cut
Cloth: Cut
Ballpen: bend
Metal spoon: Bend
Metal roof: Cut
Explanation:
1. It change shape and structure
2. NO. It change only the shape but it is still the material