Understanding TDS Levels in Water

Understanding TDS Levels in Water

Assessment

Interactive Video

Science, Chemistry, Biology

6th - 8th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial by Jason from Little Guy Big Review demonstrates the use of a TDS meter to test the purity of various water types, including tap, bottled, and alkaline water. The TDS meter measures total dissolved solids, indicating water quality. Jason explains the features of the TDS meter, such as ppm measurement and temperature testing. He tests different water samples, revealing surprising results, especially with boiled water in different pots. The video concludes with recommendations for using a TDS meter to ensure water quality.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does TDS stand for in the context of water quality?

Total Dissolved Salts

Total Dissolved Sugars

Total Dissolved Substances

Total Dissolved Solids

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

According to the video, what TDS level range is considered ideal for drinking water?

0 to 100

0 to 200

200 to 400

400 to 500

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which water source had the lowest TDS level in Jason's tests?

Alkaline water

Fiji water

Aquafina

Tap water

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What feature does the TDS meter have besides measuring parts-per-million?

Measures pH levels

Measures temperature

Measures water color

Measures water hardness

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was the TDS level of the tap water tested by Jason?

399

121

36

1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which water brand had a surprising TDS level of 121 parts per million?

Aquafina

Fiji

Core

Wind Co

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was the TDS level of the alkaline water from the local water depot?

36

97

752

399

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