Curated OER
Solutions Homework Problem Set
For this chemistry worksheet, students determine the vapor pressure of a solution when dissolved in water at a set temperature. Then they determine the vapor pressure of this solution at a higher temperature. Students also explain the...
Virginia Department of Education
Weathering of Limestone
We all know limestone weathers, but what affects the rate of weathering? Young scientists investigate the physical and chemical weathering of limestone (chalk) through experimentation. First, they conduct trials with different-size...
Curated OER
The Effects of Temperature on Rate
Students create predictions on what they believe happen to reaction rates when temperature is raised. They use hot, cold, and room temperature water for this experiment and observe the differences. They graph their observations and...
Curated OER
Tissues
Complete with teachers' notes for most of the slides, this is a tremendous presentation of the four types of tissues: epithelial, connective, nerve, and muscle. Each is displayed with pertinent vocabulary and photos of microscope slides...
Curated OER
Chemical Energy
In this science worksheet, students fill in the blank for 15 sentences about chemical energy. For example, "Chemical bonds hold_."
Curated OER
Photosynthesis
Students conduct experiments with plants. In this photosynthesis lesson, students examine plants under different types of lights. They calculate the amount of dissolved ocygen concentration and compare it to the formula for...
Curated OER
Using A Volunteer Acquired Database Constructed On The Internet, Examine the Relationship between Dissolved Oxygen and Water Temperature
Ninth graders access a database and open a spreadsheet. In this oxygen and water temperature lesson students save the database, sort it and generate scatter plot graphs.
Curated OER
Solubility Curves
For this solubility worksheet, students use a solubility curve to determine is different solutions are saturated or not. This worksheet has 19 problems to solve and 2 short answer questions.
Curated OER
Polymerization Experiments
Students study the concepts of polymerization and the function of crosslinkage. In this polymer lesson plan students complete a lab activity and write down their observations.
Curated OER
Too Much Oxygen or Too Little?
In this oxygen activity, students analyze date about the oxygen levels in a river to determine the cause of the dying fish. This activity has 2 graphs, 12 short answer questions, and 2 graphic organizers.
Curated OER
Salmon Scavenger Hunt
Students go on a salmon scavenger hunt to find out about threats to salmon populations. They gather information about some of the reasons wild salmon have gone from such incredible abundance to relative scarcity, and about some of the...
Curated OER
Properties of Ionic and Covalent Compounds
Test six various reagents for their ability to conduct electricity. Cooperating chemists research whether each is ionic or covalent and discover the relationship between bonding and conductivity. This laboratory exercise would be an...
Safe Drinking Water Foundation
Demonstration of Water Pollution
In this teacher-led demonstration, your young environmentalists will observe and record how different types of water pollutants look when they are combined. From here, individuals will develop a hypothesis on how the water can be...
Curated OER
ACTIVITY 6: MAKE A FOSSIL MOLD AND CAST and ACTIVITY 7: HOW BIG WERE PREHISTORIC ANIMALS?
Instructions for two terrific ancient history lessons for your primary paleontologists are provided in this resource. The first involves the creation of fossil cast replicas using plaster of Paris. The directions are detailed, but the...
Curated OER
Relating Moles to Coefficients of a Chemical Equation
Students investigate the coefficients in a chemical equation and their relation to moles. In this moles and coefficients lesson plan, students perform a single replacement reaction of copper (II) sulfate and zinc and find the ratio of...
Curated OER
The Water Cycle
Observe the stages of the water cycle by completing 3 activities. To help understanding of the water cycle your students can observe evaporation, the formation of frost, vapor and water and the process of distillation which is used to...
Curated OER
Breaking it Down
High schoolers will identify the factors that contribute to erosion and weathering. They will start by differentiating between chemical and mechanical weathering. They then apply what they learned by playing the online jeopardy game. Key...
Curated OER
MEASURING THE DENSITY OF WATER
Students perform an experiment to measure the density of tap water vs. salt water.
California Academy of Science
Global Climate Change and Sea Level Rise
Ice is nice, and its condition on the planet has a significant effect. Junior geoscientists experiment with ice melting in both water and on land to discover how each affect the rising sea level. This detailed instructional activity...
MOST
What Are Cells?
What's in a cell, anyway? Kids read informational text on what makes up both animal and plant cells, including a page of vocabulary terms they will need to be familiar with (cytoplasm, ribosomes, vacuoles, etc.). Full-color images...
Chymist
Build a Spectroscope
Assist your emerging scientists with construction of their very own spectroscopes. Individuals construct a spectroscope to identify elements used in varying lights within a particular environment. They conclude the activity with a...
Curated OER
Hand Lotion Analysis
Students prepare a sample of a commercial hand lotion for analysis by HPLC to determine the percent composition of two common cosmetic preservatives, methylparaben and propylparaben. They perform the analysis and the data is evaluated to...
Curated OER
The Four Groups of Biologically Important Compounds
This is not they typical set of teacher instructions. It is an organized chart of the important organic compounds. For each, the involved elements, the name of the building block monomers, the names of polymers, extra information, and a...
Curated OER
A Solubility Curve for Potassium Nitrate
Step-by-step laboratory instructions are listed so that chemistry explorers can consider the solubility of potassium nitrate. They combined their results with other lab groups' results and then graphed the data to display the solubility...