Curated OER
Is It Safe to Go In? Water Quality of Bathing Areas in the EU
Using your senses, apprehend the effects of contaminants in water. With a global focus, young scientists conduct a safe experiment by tasting sugar and salt water with different dilutions. After reviewing threshold limits, learners write...
Polar Trec
Why Can’t I Eat This Fish?
Can turning on the television lead to toxins in the food supply? The lesson offers an opportunity for young scientists to complete guided research. A worksheet lists each question as well as the web page necessary to answer the question....
University of Florida
Protecting Our Water Resources
Teach young environmentalists to protect their planet's resources with a set of interactive experiments. Kindergartners and other youngsters learn about watersheds and the water cycle, while older elementary learners focus on fertilizer...
Curated OER
Is It Safe To Go In? Water Quality of Bathing Areas in the EU
Students complete an experiment on water to study water quality. In this water quality instructional activity, students complete a taste test experiment about chemicals in water. Students then study their local water environments and...
Curated OER
Water Filtration
As an example of nature's water filtering system, young ecologists conduct an experiment in the lab. They construct a funnel out of a plastic bottle, fill it with specified layers of materials that simulate layers of soil, then run muddy...
Curated OER
Filtering Water
Students investigate the need for filtered water. In this filtered water lesson, students explore the health hazards posed from consuming unfiltered water. Students construct a water filtration device.
Curated OER
Contaminated Drinking Water
Students explore water and determine whether or not it is safe to drink. In this water exploration lesson, students are split into groups, to acts as the polluter, taster, and recorder. Students explore by placing different amounts of...
Curated OER
Contaminated Drinking Water
Students predict, experiment, and draw conclusions about the safety of drinking water. In this ecology lesson, students participate in an experiment to determine if they can taste or see contamination in drinking water. Data is collected...
Curated OER
Where Do All the Toxins Go?
Students demonstrate how chemicals accumulate in fish fat. They study path ways of toxins in the fish's body and ways to prepare fish to avoid consuming the toxins. They examine U.S. and Canada regulations to protect the environment.
Royal Society of Chemistry
Lead Compounds: Precipitation Reactions and Pigments—Microscale Chemistry
Colorful lead compounds never fail to impress! Solubility scholars examine a series of double replacement reactions involving lead nitrate and record their observations. The second part of the experiment illustrates the differences...
Curated OER
Contaminated Drinking Water
Learners see if they can tell if our water is safe to drink by looking at it and tasting it. They perform an experiment using salt and vinegar to see when they can tell water has been contaminated.
Curated OER
Contaminated Drinking Water
Students investigate drinking water. In this water lesson, students discover if the water we drink is safe by participating in an experiment. Students use water and vinegar to observe how drinking water can be contaminated.
Curated OER
Is It Safe To Go In?
Students examine acceptable levels of toxins in swimming areas. Working in groups of four, students dilute a salt or sugar solution to 1 part per 1,000,000 (ppm) solution. Students taste test their diluted liquids and record at which...
Curated OER
Contaminated Drinking Water
Students discover whether their senses can detect unsafe drinking water. In the water activity lesson, students follow procedures to determine whether their bodies can detect contaminated water.
NOAA
Toxic! Or Is It?
Super scientists tests the toxicity of water using radish seed bioassays. Over the course of five days, scholars observe the germination process of several radish seeds, looking closely at their roots to determine the level of toxins...
Curated OER
Ecological Dilemmas in Wetlands
For this ecological dilemmas in wetlands worksheet, learners select a topic, use the links to websites for research, describe the topic, explain its impact on wetlands, identify alternatives and decide on possible changes. An...
Curated OER
Lead Contamination In Our Environment
Students identify the sources of lead in their local community and how to prevent further contamination. As a class, they watch a video about the effects of lead on the body and use the internet to discover any new technology that can...
What happened to the frogs?
Students will select ten rubber frogs and determine their pollutant source based on their malformations. Students will write a brief essay on their findings. Students will be engaged in the lesson the entire time!
Curated OER
Oyster Gardens - No Soil Required!
Explore the practice of oyster gardening. Because oysters play a vital role in marine ecosystems and their populations have declined, biologists are transplanting oyster seed to repopulate reefs. After learning about this practice,...
Science Teachers
Organ Systems Crossword Puzzle
An attractive and informative body systems crossword plus its answer key is provided for your life science learners. The topic is the organs. With 23 prompts to address, they are sure to get a complete review in identifying the systems...
Curated OER
Semipermeable Membranes and Bioaccumulation
Beginning biologists place a drop of food coloring into water of differing temperatures to observe the effect on the diffusion rate. They remove the shells from raw eggs and then experiment with osmosis over the remaining membranes....
Curated OER
Assessing Risks for Inhalation and Ingestion of Pollutants
Students use a hypothetical scenario to investigate inhalation of an airborne pollutant and ingestion of a waterborne pollutant. They work in pairs, investigating differences in overall exposure to contaminants by calculating inhalation...
Curated OER
Don't Let the Earth Down
Writing a persuasive argument starts with a clear thesis. Using this resource, your class will write a persuasive paper on a conservation issue. They will then transform their argument into a 30-second public service announcement. If...
Curated OER
7.012 F’04 Problem Set 1 ~ Biology
Course identification information is included in the upper left corner as well as within the title of this learning exercise. If you overlook or remove that information, you are left with a tremendous college biology assignment. There...