Curated OER
Control Mechanisms
Students explain how a feedback control system works. They model a feedback control mechanism for controlling water level by observing the flow rate of water in a cylinder. In addition, they graph their data. Script for instructional...
Curated OER
Measuring
For this science worksheet, students concentrate on attaining new knowledge of the science standard using the creative medium of games and puzzles.
Curated OER
What's the Fizz Factor
Students as a class create a fountain using both coke soda, and mentos candy. In this science instructional activity, students test which combination of coke and mentos products produce the tallest fountain. Students use the scientific...
Curated OER
The Importance of Tropisms
Students investigate plant tropisms using the scientific method. In this life science lesson, students learn about tropisms and test the response of corn seedlings to gravity. Response questions, extensions, and an adaptation for older...
Curated OER
Paleoclimates and Pollen
Students analyze soil for types of pollen to determine the probably climate conditions. In this earth science lesson, students make conclusions on what a climate is like based on soils samples. Students use a model soil...
Curated OER
Discover Science
Students practice scientific research skills. In this lesson about science, students gain experience with the following skills: comparison, observation, identification, and data gathering. Students will go from station to station and...
Curated OER
8th Grade Earth Science: Density
Learners draw upon their prior knowledge of the density of water and practice writing a hypothesis, making an observation, and analyzing data while watching a density demonstration.
Virginia Department of Education
The Law of Conservation of Matter
The Law of Conservation of Matter can be complex for young scientists to fully grasp. Use this experiment to help simplify the process as pupils perform two experiments to determine mass: one that melts a substance and the other that...
American Chemical Society
Production of a Gas - Controlling a Chemical Reaction
Though the publisher designated this unit for use with third through eighth grades, this particular lesson would be best used with middle schoolers due to the specific measurement skills required. Basically, they set up the reaction...
American Chemical Society
Density of Water
We know solids have a density we can measure, but what about liquids? Lesson explores this concept and allows scholars to explore the relationship between volume and density. Graphing and analysis questions round out the activity.
NOAA
Come on Down!
What do we do when a dive is too dangerous for humans to accomplish? Send in the robots! Middle school scientists get acquainted with several different models of submersible robots in the second instructional activity of six from NOAA....
Curated OER
Determination of the percentage of Acetic Acid in Vinegar
Students determine the concentration of acetic acid when the concentration of the base with which is titrated is known. They investigate how to weigh a sample using the balance, measure volumes using graduated cylinder, explore the...
Curated OER
Determining Liquid Densities
Students practice determining liquid densities in a short, hands-on lab activity. Students use a graduated cylinder to measure out 100 milliliters of a liquid, find its mass using a balance, and record measurements in a data table....
Curated OER
Measuring
In this measuring learning exercise, students determine the mass shown on the scale, review how to read measurements in a graduated cylinder, and determine which measuring method is more precise. This learning exercise has 5 short answer...
Science Matters
Forms of Energy
The amount of energy Americans use doubles every 20 years. The first lesson in a 10-part series teaches scholars about different forms of energy. They rotate through five stations with hands-on activities or experiments at each in order...
Cornell University
Energy Changes in Chemical Reactions
The heat of solution measures how much thermal energy a dissolving substance consumes or gives off. The experiment demonstrates both endothermic and exothermic reactions. Scholars dissolve several substances, measure the temperature...
Curated OER
The Floating Egg Problem
This is the grown-up version of the classic "float an egg in salt water" experience, plus an experiment in soap making. High schoolers explore density, but more importantly, practice accuracy, precision, and the use of significant...
Curated OER
Solar Kit Lesson #15 - Solar-Powered Electrolysis of Water and the Hydrogen Economy
An outstanding lesson plan awaits your physics fledglings! After reading about how hydrogen can act as an energy carrier, they examine the electrolysis of water using solar power. They test the gases produced for flammability and will...
American Chemical Society
Temperature and the Rate of a Chemical Reaction
Putting glow sticks in the freezer makes them last longer, but why is that? Lesson focuses on how temperature impacts the rate of a chemical reaction. It begins with a teacher demonstration, then scholars design their own experiments...
American Chemical Society
A Catalyst and the Rate of Reaction
More than 90 percent of chemical products are made using a catalyst. Lesson demonstrates the way a catalyst changes the rate of reaction without altering the chemical reaction. A catalyst doesn't appear as a reactant or a product, yet it...
American Chemical Society
Using Chemical Change to Identify an Unknown
If you discover an unknown powder, how do you determine if it is safe? Lesson uses four different tests to identify the properties of various powders that appear the same. Then scholars get an unknown powder and have to determine which...
American Chemical Society
Density: Sink and Float for Liquids
We don't think of liquids as floating typically, but a quick look at any oil spill tells a different story. Lesson explores various densities of liquids and why this fact is important. After observing the density variation, scholars...
Curated OER
Marvelous Marbles
Students predict the change in water volume when adding marbles to a graduated cylinder. In this Chemistry lesson plan, students will need to make accurate water measurements to determine the fluid displaced by the marbles. The students...
Curated OER
Elementary Exploration: Liquids
Students study the attributes of liquids. For this science exploration lesson, students participate in a hands-on activity that requires them to examine the volume and shape of liquid.