Sagot :
[tex]BRAINLY^{KING}[/tex]
Q: 1. Did all the materials absorb water?
A: No, but there are some materials absorbs a water like sponge, napkin, paper towel, face cloth, sock, paper, cotton balls. But the plastic is not.
Q: Why did the other materials sink? Why others did not?
A: It because of the weight of the materials, plastics will sink but some material like sponge are didin't.
Q: What are those materials that undergo decay and those that are not? Describe each?
A: Plastic ,can, ballpen etc.
DECAYING: To be slowly destroyed by natural processes : to be slowly broken down by the natural processes that destroy a dead plant or body
NOT DECAYING: They dont immediately decay its and we can recycle them to prevent pollution