Documents 4.3 Water, Air, & Land Resources. The Water Planet Water covers over half of Earth’s surface (71%)...

Slide 1 4.3 Water, Air, & Land Resources Slide 2 The Water Planet Water covers over half of Earth’s surface (71%) Saltwater Freshwater < 1% of the water on Earth…

Documents California State Standards 3.a – Students know most of Earth’s water is present as salt water in...

Slide 1 Slide 2 California State Standards 3.a – Students know most of Earth’s water is present as salt water in the oceans, which cover most of Earth’s surface. 3.b…

Documents Section I Water Resources Water is ESSENTIAL to life. Can live almost a month without food Can live....

Slide 1 Section I Water Resources Water is ESSENTIAL to life. Can live almost a month without food Can live only a few days without water. WHY? WATER AND HUMANS * The human…