Sand is made up of silicon dioxide. Glass bottles are made from sand. Fiberglass is made from recycled glass and plastic. Fiberg
lass insulation, shown here, is put inside walls to slow the passage of heat into or out of the house. 1. Identify two properties of glass that make it suitable for making bottles.
2.Identify two properties of fiberglass that make it suitable for insulating homes.
1 .The two properties of glass are transparency, and breakage resistance.
2. The two properties of fiberglass that make it suitable for insulating homes is because it eliminates air movement in the space that it occupies, and also it helps the spread of heat.
