9. Cotton, paper, tissue paper and cloth are materials. a. non-biodegradable materials b. porous materials c. non-porous d. recyclable materials 10. Which statement is true? a. porous materials are materials that has no spaces or holes between particles. b. non-porous materials have spaces or holes between particles. c. porous materials are materials that has spaces or holes between particles. d. non-porous materials have many holes between particles. 11. Forks, porcelains, spoons, iron and nails are examples of materials. a. biodegradable materials b. porous materials c. non porous materials d. recyclable materials 12. Which of the following solid materials can be bend? a. wire b. pencil c. glass d. ballpen 13. How can you change a cloth into another form/shape? Buscar a, cut c. hammer d. non-above 14. What will likely happen to a glass if it will fell on the floor? a. stand still 1 ton permane b. broke into pieces C. changes it color d. turns into metal 15. Which among the following materials floats in water? a. plastic cup b. stone c. rugs d. tire 260 50 Sandalen b. press​