System 800xA 5.1 Asset Optimization - ABB Solutions for Asset Management
5.1 WATER AND SOLUTIONS
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Transcript of 5.1 WATER AND SOLUTIONS
a. b. c.
Learning Objective: 1.1 Analysing the physical characteristics of water
Learning Outcomes: State the meaning of the freezing point of water. State the meaning of the boiling point of water. Describe the physical characteristics of water. Explain through examples the effects of impurities on the physical characteristics of
water.
1. Complete the statement below to show the meaning of the freezing point of water.
The freezing point of water is the temperature when water changes into solid at
____________oC.
2. Underline the correct answer below to show the meaning of the boiling point of water.
The boiling point of water is the temperature when water changes into (liquid / gas) at
100oC
3. The diagram below shows that water exists in three states.Label in the boxes below the three states of water.
4. Underline the correct answer to explain the effects of impurities on the physical characteristics of water
Diagram (a) Diagram (b)
Answer scheme
a. In Diagram (a), when impurities like salt is added to the ice, the temperature of the ice
(increases, decreases).
b. In Diagram (b), when impurities like salt is added to the water, the temperature of the
boiling water (increases, decreases).
a.Solid b. Liquid c. Gas
Learning Objective: 1.1 Analysing the physical characteristics of water
1. Complete the statement below to show the meaning of the freezing point of water.
The freezing point of water is the temperature when water changes into solid at 0 oC.
2. Underline the correct answer below to show the meaning of the boiling point of water.
The boiling point of water is the temperature when water changes into (liquid / gas)
at 100oC
3. The diagram below shows that water exists in three states.Label in the boxes below the three states of water.
4. Underline the correct answer to explain the effects of impurities on the physical characteristics of water
Diagram (a) Diagram (b)
a. In Diagram (a), when impurities like salt is added to the ice, the temperature of the ice
(increases, decreases).
b. In Diagram (b), when impurities like salt is added to the water, the temperature of the
boiling water (increases, decreases).