When sugar and sand are mixed together, the properties of the final substances are to those of the beginning substances.

Similar

Explanation:

When sugar and sand mixed together the properties of the final substances are similar to those of the beginning substances because,

Both form a mixture not a solution.

Mixture:

Mixture is formed when two or more substance combine. The resultant compound formed by the mixing is mixture and have similar properties to that of constituents. The constituents are combine together by physical interaction. That's why the mixture have same properties to that of constituents. because there is no chemical interaction between them.

While in solution constituents are combine chemically and form new compounds.

air quality

poor drinking water

and heavy polution

can lead to poor health