When Hana pours the sandy ocean water through a filter, she collects a solution of salt in water that passes through the filter. The salt is dissolved in the water, so it will not be filtered out, while the sand will be captured by the filter as it is a solid and does not dissolve in water.
Hana fills a cup with sandy ocean water. She pours the mixture through a filter. What does she collect that passes through the filter?
a sample of pure water
a solution of salt in water
a suspension of sand in water
a colloid of salt in water
1 answer