C a solution because salt is a solute
Explanation:
1.undetectable to electromagnetic waves
2.hiding an object from an illumination containing diffre t wave lengths become difficult as the object sizes grow.
3. reduce the scattering by two orders.
D, the lava from the volcano can reach water and make new land
7. a. I
8. c. 75 g/ml
9. b. .25g/cm3
10. b. the density decreases