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3 cards from this section. Quick, good the night before a test.
What does TDS stand for?
Think about dissolved substances in water.
List one visible indicator that water may not be safe to drink.
Consider what you would notice about water at first glance.
What parameter indicates particles suspended in water that do not dissolve?
Think about what happens when you filter water.
True or False: Hydrophobic substances dissolve easily in water.
Recall the properties of hydrophobic materials.
A sample of water is reported to have a TDS of 200 mg/L. Is this sample generally considered safe for drinking? Justify your answer based on standards.
Refer to water quality guidelines.
You receive a water sample that appears clear and has low turbidity, but the TDS is very high. What steps might you take to ensure its safety?
Consider what high TDS levels imply.
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