Lesson 1 Fill in the blanks with appropriate words. Materials that absorb water are called These materials have small holes that air or water to pass through. Materials that do not absorb water are These materials do not allow air or water to through
Materials that absorb water are called Porous. These materials have small holes that allow air or water to pass through. Materials that do not absorb waterare Non-porous. These materials do not allow air or water to passthrough.
