NASA
Cleaning Water
From their sweat to the water vapor in their breath, astronauts recycle every possible drop of water while in space. After watching a short video describing the different ways materials are recycled and reused in space shuttles, young...
US Environmental Protection Agency
Thirstin's Wacky Water Adventure
Make a splash with young scientists as you teach them all about water using this activity packet. Thirstin, a cartoon glass of water, walks children through the water treatment process, teaches them about different sources of water, and...
Earth Day Network
Filtering Water
See the water filtration system up close with a fun science experiment. Young scientists work for several class periods to design a water filter using household objects, and then decide which filter material would be most effective in...
Marine Institute
Water Pollution
Sixth graders investigate the various types of pollutants found in water and ways to help prevent water pollution. Through a hands-on experiment, students create samples of polluted water by mixing water with vegetable oil, dirt, and...
US Environmental Protection Agency
Building an Model Aquifer
With almost half of Americans relying on groundwater supplies, it is more important than ever to protect aquifers from possible contaminants. Working in small groups, young environmentalists explore this problem as they create an aquifer...
Curated OER
Filter It!
Elementary schoolers who are learning about filtration and mixtures could use this worksheet to gain practice in filtering techniques. In it, they are asked how to manipulate a container in a way that would lead to properly filtering...
San Francisco Public Utilities Commission
Recycled Water: A Smart Way to Reuse Water
Learn about wastewater and recycled water with a science reading activity. After learners finish a two-page passage about conserving the water supply, they answer six comprehension questions about what they have read.
Curated OER
The Nobel Prize in Chemistry 2003 - Information for the Public
An information-packed eight-page article detailing the history of understanding active transport across cell membranes makes up the bulk of this handout. Two pages of reading comprehension and critical-thinking questions follow. The...
Curated OER
What Happened To The Chesapeake Bay Filtering System?
In this Chesapeake Bay worksheet, students read a dialogue between 2 people about what had happened to the Chesapeake Bay filtering system, and answer short answer questions about it. Students complete 4 questions.
Curated OER
The Preparation of Teraamminecopper(II) Sulphate-1-water
In this complex salt worksheet, high schoolers create teraamminecopper(II)sulphate-1-water using copper(II)sulphate, concentrated ammonia and ethanol. Students determine the formula mass for their product, the theoretical yield of the...
Curated OER
Water in the Environment
In this water in the environment worksheet, students match 10 terms related to water to their definitions. They identify 10 sentences as true or false related to groundwater, layering and landfills. They fill in the blanks for 2...
Curated OER
What Happened to the Chesapeake Bay Filtering System?
For this environmental science lesson, students write a short story about what it's like to help at an oyster garden. They formulate 2 hypotheses on the disappearance of oysters in Chesapeake Bay.
Curated OER
Nutrition Action - Safe Food Quiz
Multiple-choice and true-false questions assess your high schoolers' understanding of food safety. This is an interactive worksheet in which learners can click on the correct answers to discover explanations. You could type the questions...
Curated OER
Whale Challenge
In this review or quiz about whales worksheet, students read phrases describing something about whales and identify the answer. Students choose 10 multiple choice answers.
Curated OER
Bacteria Lab II: Effect of Bacteriocides
Written to follow "Bacteria Lab I: Preparing Agar Plates and Culturing Bacteria," also found via the Lesson Planet site, this lab sheet instructs your microbiologists to test a bacteriocide for effectiveness. In the preceding lab, they...
Curated OER
Chemistry 1 Practice Exam
Thirty multiple-choice questions and their answers are provided in this resource. It was written for a general chemistry course and queries test takers on scientific notation, mixtures, chemical symbols, electric charges, Dalton's atomic...
Curated OER
Classification of Matter
This is a great worksheet with an infographic to assist your students in categorizing matter into mixtures and non-mixtures. Information is given about the metric system of measurement. Your young students match 13 terms with their...
Curated OER
Making Soap
In this soap worksheet, students produce soap in the laboratory and test their product by washing away engine oil with their soap. Students answer four questions about tests they perform on their soap.
Curated OER
Volumetric Analysis 1- To Make a Standard Solution of Sodium Carbonate
In this volumetric analysis worksheet, students prepare a standard solution of sodium carbonate by following the given directions. They later use the prepared solution in a laboratory practical.
Curated OER
Preparation of Triiodomethane (iodoform)
For this preparation of triiodomethane worksheet, high schoolers use propanone to prepare triiodomethane. Students use filtration and recrystallization in order to make the product. They determine the melting point using a melting point...
Curated OER
Chromotography
In this chromatography worksheet, students are given markers, filter paper and a solvent to separate the pigments found in each marker. Students create a chromatogram for each marker.
Curated OER
Quiz on pH, Acids, Bases, Alkalis, Neutralisation and Salts
In this chemistry worksheet, students complete 5 multiple choice questions by selecting the correct answer from the drop down box.
Curated OER
Thermal Decomposition of Calcium Carbonate
In this thermal decomposition of calcium carbonate worksheet, high schoolers perform three experiments on calcium carbonate, make observations and write the equations for each reaction. Students explain in detail what happened at each...
Curated OER
Groundwater Pollution Lab
In this groundwater pollution worksheet, students use a piece of bread to represent the earth, food coloring to represent contaminants in the ground and water to simulate the movement of pollutants with water through the ground. Students...