1. Freshwater Ecosystems (lakes, ponds, rivers, and streams) 2. Plants Pond and Lake plants (float on top) 1. Algae 2. Water lilies 3. Duck weed 3. Pond and Lake plants—grow…

Slide 1 Slide 2 Habitats Where people, animals and plants live Slide 3 Deserts Desert habitats are very dry. They are full of animals and plants who need very little water.…

Slide 1 Temperate Ocean By: Ashley Svoboda Slide 2 Where in the World The temperate oceans contain 71% of the worlds saltwater. The temperate oceans contain 71% of the worlds…

Slide 1 Ecology of Estuaries Slide 2 Definition of an estuary An estuary can be defined as a “semi-enclosed coastal body of water which has a free connection with the open…

Slide 1 Grade 7 Interactions and Ecosystems Topic 5: Cycles in the Environment Slide 2 Natural Cycles The air we breathe has been cycled through millions of other living…

Slide 1 Ocean pollution Slide 2 Pollution in the ocean is a problem that is affecting the ocean and the rest of the Earth. Pollution in the ocean directly affects ocean life…

Chapter 22 Atmospheric Forces A total eclipse of the Moon occurs during the night of Wednesday, February 20/21, 2008. The entire event is visible from South America and most…

Sally Ride Science/NSTA Web Seminar: From Astrobiology to Zoology: Igniting Studentsâ Interests in Science Careers LIVE INTERACTIVE LEARNING @ YOUR DESKTOP Tuesday, May…

Ch. 23 The Atmosphere Ch. 23.1 Characteristics of the Atmosphere Composition of the Atmosphere Most abundant elementsânitrogen, oxygen, and argon. Most abundant compoundsâcarbon…

Cambridge TOEFL iBT Speaking Task 4 Now listen to part of a lecture on ocean plants in a marine biology class Now listen to part of a lecture in a civil engineering class…