
Water Quality Testing and Analysis
Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What factor might affect the chlorine test results for the Hill Country purified water?
The bottle is made of plastic, which interferes with the test.
The water is too hot, causing inaccurate readings.
The bottle is not full, leading to possible chlorine evaporation.
The water is too cold, affecting the test.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a pink color indicate when testing water with a reagent?
Presence of chlorine
Presence of hardness
Presence of metals
Presence of acidity
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many grains of hardness were found in the Hill Country water?
21 grains
4 grains
2 grains
10 grains
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What pH level was recorded for the Hill Country water?
7.0
8.49
6.5
9.0
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a total dissolved solids reading of 25 indicate about the water?
It has not been filtered.
It has undergone reverse osmosis.
It is highly acidic.
It contains high levels of metals.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What metal was prominently found in the Hill Country water?
Copper
Lead
Iron
Aluminum
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of a positive 50 antioxidant level in water?
It indicates high acidity.
It shows the water is unfiltered.
It suggests the presence of harmful metals.
It is within the range considered as antioxidants.
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