Answer:
Answer D
Explanation:
The Earth's system can be placed into four sub- groupings- : atmosphere, biosphere, lithosphere, and hydrosphere.
Any animals look for steangth mostly because the offspring can probobly onther trait is looks. The male will try to impess the female.
1. Iron fillings are magnetic, so use a magnet to pull the iron fillings out of the mix.
2. Then you can put the salt and sand mixture into water, since salt is soluble, and the salt will dissolve, leaving you with sand.
