1.Chapter 14 Water 2. Hydrosphere All the water on and above the earth 100 % of earth’s water existed since formation of the planet 97.5 % seawater 2.5…
1. Chapter 2Basic Chemistry and Cells 2. Matter is composed of atoms• Six types of atoms are basic to life = 95% of body weight – C carbon – H hydrogen – N nitrogen…
Slide 1 CELL COMPOUNDS Water Acids, Bases & Buffers Water Acids, Bases & Buffers Slide 2 Thought Question: Can life exist without water? Why is water so important…
Slide 1 Slide 2 Chapter 3 Chemical and Physical Features of Seawater Slide 3 Water for life… Slide 4 Water facts… Most cells are 70-95% water Three-quarters of the earth’s…
Diffusion, Osmosis, and Water Diffusion, Osmosis, and Water Diffusion is⦠The net movement of particles from an area of high concentration to low concentration Animation…
Lesson Overview Lesson Overview 2.2 Properties of Water 1 The Water Molecule How does the structure of water contribute to its unique properties? 2 The Water Molecule Water…
Solutions and pH Solutions Mixtures – a combination of substances that retain their original properties Ex. trail mix, air, salt water Solutions Solution – mixture of…
Solutions and pH Solutions Mixtures – a combination of substances that retain their original properties Ex. trail mix, air, salt water Solutions Solution – mixture of…