ibbriner
  • Home
  • Biology
    • Topic links
    • Course details
    • Full syllabus >
      • Topic 1 >
        • 1.1
        • 1.2
        • 1.3
        • 1.4
        • 1.5
        • 1.6
      • Topic 2 >
        • 2.1
        • 2.2
        • 2.3/2.4
        • 2.5
        • 2.6
        • 2.7a
        • 2.7b
        • 2.8
        • 2.9
      • Topic 3 >
        • 3.1
        • 3.2
        • 3.3
        • 3.4
        • 3.5
      • Topic 4 >
        • 4.1/4.2
        • 4.3/4.4
      • Topic 5 >
        • 5.1
        • 5.2
        • 5.3
        • 5.4
      • Topic 6 >
        • 6.1
        • 6.2
        • 6.3
        • 6.4
        • 6.5
        • 6.6a
        • 6.6b
      • Topic 7 >
        • 7.1
        • 7.2
        • 7.3
      • Topic 8 >
        • 8.1
        • 8.2
        • 8.3
      • Topic 9 >
        • 9.1
        • 9.2
        • 9.3
        • 9.4
      • Topic 10 >
        • 10.1
        • 10.2
        • 10.3
      • Topic 11 >
        • 11.1
        • 11.2
        • 11.3
        • 11.4
      • Option A
      • Option C
    • Internal Assessment >
      • Grading
      • Guide
      • Statistics
      • Tables and Graphs
  • ESS
    • Course details
    • Full syllabus
    • IA Guide
  • TOK
    • Course details >
      • Psychology discussions
    • TOK Presentation
    • TOK Essay
  • More
    • Extended Essay
    • Group 4 Project
    • Books and podcasts
    • Travel tips
  • Contact

2.2 - Water

5.1
Home
1.3

Assessment statements

DCS Topic Code Statement Guidance
2.2.U1 Water molecules are polar and hydrogen bonds form between them.  
2.2.U2 Hydrogen bonding and dipolarity explain the cohesive, adhesive, thermal and solvent properties of water. Students should know at least one example of a benefit to living organisms of each property of water. Transparency of water and maximum density at 4°C do not need to be included.
2.2.U3 Substances can be hydrophilic or hydrophobic.  
2.2.A1 Comparison of the thermal properties of water with those of methane. Comparison of the thermal properties of water and methane assists in the understanding of the significance of hydrogen bonding in water.
2.2.A2 Use of water as a coolant in sweat.  
2.2.A3 Modes of transport of glucose, amino acids, cholesterol, fats, oxygen and sodium chloride in blood in relation to their solubility in water.  

Notes

2.2_notes.pdf
File Size: 651 kb
File Type: pdf
Download File


PlayPosits


Lesson

Water exercises
  • How many drops of water can you fit on a coin?
  • Super-hydrophobic spray
  • A drop of water between two slides

Review PowerPoint

2.2 - water.ppt
File Size: 3934 kb
File Type: ppt
Download File

  • Home
  • Biology
    • Topic links
    • Course details
    • Full syllabus >
      • Topic 1 >
        • 1.1
        • 1.2
        • 1.3
        • 1.4
        • 1.5
        • 1.6
      • Topic 2 >
        • 2.1
        • 2.2
        • 2.3/2.4
        • 2.5
        • 2.6
        • 2.7a
        • 2.7b
        • 2.8
        • 2.9
      • Topic 3 >
        • 3.1
        • 3.2
        • 3.3
        • 3.4
        • 3.5
      • Topic 4 >
        • 4.1/4.2
        • 4.3/4.4
      • Topic 5 >
        • 5.1
        • 5.2
        • 5.3
        • 5.4
      • Topic 6 >
        • 6.1
        • 6.2
        • 6.3
        • 6.4
        • 6.5
        • 6.6a
        • 6.6b
      • Topic 7 >
        • 7.1
        • 7.2
        • 7.3
      • Topic 8 >
        • 8.1
        • 8.2
        • 8.3
      • Topic 9 >
        • 9.1
        • 9.2
        • 9.3
        • 9.4
      • Topic 10 >
        • 10.1
        • 10.2
        • 10.3
      • Topic 11 >
        • 11.1
        • 11.2
        • 11.3
        • 11.4
      • Option A
      • Option C
    • Internal Assessment >
      • Grading
      • Guide
      • Statistics
      • Tables and Graphs
  • ESS
    • Course details
    • Full syllabus
    • IA Guide
  • TOK
    • Course details >
      • Psychology discussions
    • TOK Presentation
    • TOK Essay
  • More
    • Extended Essay
    • Group 4 Project
    • Books and podcasts
    • Travel tips
  • Contact