In certain materials, quartz glass is molded into specific shapes. for instance, quartz glass is often formed into a fibrous shape (fiberglass) that is commonly used in roofing shingles and ceiling tiles. what is the purpose of molding quartz into this fibrous shape, particularly for these 2 products? (hint: imagine what would happen if the glass in roofing shingles were made into rounded spheres instead of long fibers).

The process by which liquid water changes into water vapour is called what ?

All of the following are reasons why deserts extremely susceptible to wind erosion except a. they lack major root systems b. they contain thin, dry soil c. they have very few plants and trees d. they are extremely hot and lack water

Which statement best explains the relationship between an area's geography and the temperature of its surface water? areas at low altitudes have the warmest water because they receive the most direct sunlight. areas at low altitudes have the warmest water because they have the least change in temperature throughout the year. areas at high latitudes have the warmest water because their days are the longest. areas at high latitudes have the warmest water because they have the longest seasons.