In the first generation, there would be two bands, one of light density and one of heavy density. In the second generation there would still be two bands, one of light density and one of heavy density.
It would be 7500 because if you multiply 1500 by 5.
Answer;
-All the above
- the reduction or elimination of pore space in soil
- the weight of heavy machinery on soil
- livestock walking over soil
Explanation;
-Soil compaction is a process in which the soil, which is consisted of air and water particles, is reduced to some extent by applying weight. This process involves removing air from the soil particles without any significant change in the amount of water consisted in the soil.
-It is very important because it provides the necessary flat base which provides the crucial support for the buildings, various construction foundations, roads, pavements and any other construction structures.The process of compaction gives the soil higher resistance and greater stability.
appear; disappear
im not 100% sure if thats what is being asked, but they fit and are true
