Curated OER
Fish Communities in the Hudson
In this Hudson River worksheet, learners read about fish communities in the river and complete related graph and comprehension activities.
Curated OER
Learning Lesson: Salt 'n Lighter
Learners participate in a demonstration showing that as salinity increases density increases as well. They also examine the different densities of air. They discuss the amount of water displaced by large ships.
Curated OER
Exploring Marine Objects
Students identify the sources of water on Earth. In this life science instructional activity, students list the different plants and animals that live in the ocean. They explore marine objects in the lab and draw them.
Curated OER
Where Do Fish Live in the Hudson?
Pupils explore the environmental factors that influence where fish live and determine the makeup of fish communities in the Hudson. They interpret guided observations and measurements to assess patterns, sequences and relationships.
Curated OER
Fish Communities in the Hudson
Students use tables of fish collection data to draw conclusions about where fish live in the Hudson Estuary. Given available data they interpret organized observations and measurements and recognize simple patterns, sequences, and...
Curated OER
Cloze Passage: Fishes
In this cloze passage activity, students read a passage and fill in blanks with words given in a word list. The passage is about fish and their characteristics.
Other
Nrdc: Clean Water and Oceans
What prompted congress to pass the Clean Water Act? Has this legislation been successful? The Natural Resources Defense Council offers information on fresh and ocean waters, pollution control, conservation, and more.
Canadian Museum of Nature
Canadian Museum of Nature: Leeches
Leeches are found all over the world in both fresh and salt water, yet people tend to know little about them. Some facts and photos of these misunderstood creatures are found here.
The Wonder of Science
The Wonder of Science: 5 Ess2 2: Water Availability and Distribution
With these lessons, student can provide evidence to how water is distributed around Earth by interpreting graphs of the amounts and percentages of water in various reservoirs. On this site find work samples, phenomena, assessment...
US Geological Survey
Usgs: All of Earth's Water in a Single Sphere!
See how all of Earth's water compares to the total size of the Earth.
Curated OER
Unesco: Kazakhstan: Saryarka Steppe and Lakes of Northern Kazakhstan
Saryarka - Steppe and Lakes of Northern Kazakhstan comprises two protected areas: Naurzum State Nature Reserve and Korgalzhyn State Nature Reserve totalling 450,344 ha. It features wetlands of outstanding importance for migratory water...