Curated OER
A Yen for Maximum Residue Limits in Food
Future public health officials or agriculturists read an article and answer questions concerning the Japanese regulations for pesticide exposure. They compare the maximum residue limit for two, 4-D of Japan with other countries. This is...
Curated OER
Animal Survival - Water and Waste
Here is a very simple set of slides to complement your lecture about the importance of water for animals. It includes a table of where we gain liquid from, the chemical reaction for aerobic respiration, how we lose water, and how ADH and...
Curated OER
How do plant & animal cells make and use energy?
Middle schoolers show the relationship between the need for plants to undergo photosynthesis in order to generate oxygen. They see the flaws associated with this thinking because of the lack of CO2 and H2O and lack of sufficient gravity...
Curated OER
Subsurface Contamination of Groundwater
High schoolers watch a demonstration with a balloon filled with water being buried in a milk container that has been cut length wise and filled with sand. Students are told that there is an underground storage tank filled with a...
Curated OER
SAFETY KNOWLEDGE BASE CHANGES
Students research and formulate a hypothesis for research to correlate changing safety regulations in regards to personal and environmental safety polices for storage, handling and disposal of chemicals, risk involved in hazardous...
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.
Curated OER
Government Gripes
Students, in groups, investigate the purpose and jurisdiction of government agencies assigned to regulate different science/technology/health issues, then describe situations in which agencies might have a disagreement, and stage a mock...
Curated OER
Physical Science Review 5th Grade
For this review of physical science worksheet, students use recall to answer multiple choice questions about electricity and chemical changes. Students answer 25 questions.
Curated OER
Make it a habitat
Students consider the adaptation of life forms through natural selection to fill various niches and accommodate changing environmental conditions. They select an ecosystem and conduct research to provide as much detailed information as...
Curated OER
Choices Make A Difference
Students are explained that wastewater treatment plants are regulated as to the quality of water they may discharge into our rivers and canals. They are explained that wastewater treatment plants clean many pollutants out of the...
Curated OER
Air Pollution Word Search Activity
Pupils examine the issues surrounding air pollution. They discover how it affects peoples health and the government's regulations. They complete a word search activity to practice the vocabulary.
Curated OER
Science Under Control
Students investigate and assess scientific issues for which government regulation has been or might be enacted. Using their research, students write letters to lawmakers supporting or contesting related legislative efforts.
Curated OER
Is Dry Cleaning Dangerous?
In this dry cleaning worksheet, students read about the chemicals used to clean clothes and the alternative possibilities for dry cleaning use. Students answer three critical thinking questions about the dangers of the chemical agents...
Curated OER
Mercury in the Environment
Students develop abilities necessary to do scientific inquiry. They develop an understanding of chemical reactions, structures and properties of matter. They develop decision-making skills in natural and human-induced hazards.
Curated OER
Acid Rain: Where Have All the Rainbows Gone?
High schoolers study the pH scale and sources of acid precipitation. In this acid rain lesson students complete a lab on acid rain then complete a handout.
Curated OER
Hoodia Hoodoo
Students assess the credibility of various Internet sites that advertise and review Hoodia weight-loss products. They review news stories on Hoodia products and compare to the claims made by advertisers of Hoodia. Each student also...
Curated OER
Independent Plant Growth Experiment
This is an awesome lesson filled with tons of engaging learning activities. Over a period of weeks learners will make observations, collect plant and analyze plant data, read and review agricultural articles, design and conduct an...
Curated OER
Testing for Life’s Molecules
Want to hear a joke about sodium? Na. Young scientists test various materials to identify if they include protein, starch, and glucose by using the Biuret test, iodine starch test, and Benedict's test respectively. After practicing with...
Curated OER
Endocrine System: Hormones
The many images and labeled diagrams in this PowerPoint will help learners understand different areas of the endocrine system. The slide
show starts with information about the absorption of lipid and protein based hormones, and then...
Curated OER
What Is Special About Polyethylene Food Storage Bags?
Students participate in an investigation in which they compare a polyethylene bag designed for recycling or disposal with a polyethylene food storage bag. Students use hexane to determine the differences between the low density...
Curated OER
BUS: The Future Begins Yesterday-Making Medicines
Your learners have all been to the drug store to pick up a prescription, but have they considered working on the other side of the counter? Discuss the potential career possibilities available to those interested in the pharmaceutical...
Curated OER
Cellular Respiration: Other Metabolites and Control of Respiration
The feedback mechanisms of metabolism of a variety of substances in the human body. Carbohydrates, lipids, amino acids, and their derivatives are explained. The biochemistry required to explain the metabolic balance and feedback controls...
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...
LABScI
Cell Diffusion and Permeability: The See-Thru Egg Lab
Create a model to study a microscopic phenomenon. The seventh of 12 lessons uses an egg (without its shell) to represent a cell membrane. Using different solutions, learners explore the concept of cell diffusion. They monitor...