Water Chapter3

Water Chapter3 - Water the molecule of life Water is...

Info iconThis preview shows pages 1–6. Sign up to view the full content.

View Full Document Right Arrow Icon
1 Water – the molecule of life • Organisms are water of Earth’s surface is covered by water • Life arose in water; before transition to land Photosynthesis: Water is for all living organisms
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2 What’s so special about water??? Remember: water is Fig. 2.12 Polarity allows to form water molecules Fig. 3.2 Each water molecule can
Background image of page 2
3 Hydrogen bonds give water 4 key properties that are essential to life Cohesion: linkage of Hydrogen bonds are At body temperature, molecules are Hydrogen bonds give Fig. 3.2
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
4 Fig. 3.3 • Cohesion allows of water against in plants. • Evaporation of water at leaves water up from . Cohesion gives water high
Background image of page 4
of water Atoms & molecules are always in motion, so they have Faster motion = Heat: amount of energy in a body of matter Temperature: heat due to kinetic energy The specific heat of: Water = Ethyl alcohol = Iron = Calorie: the amount of heat absorbed or released for of water changes by °C. Specific heat
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 6
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 02/21/2008 for the course LIFE 102 taught by Professor Fields during the Fall '07 term at Colorado State.

Page1 / 15

Water Chapter3 - Water the molecule of life Water is...

This preview shows document pages 1 - 6. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online