Curated OER
Milk: A Practical Application
Explain the coagulation and coalescence processes associated with milk protein and cheese. List the components of milk and explain how each component is dispersed in the milk. Describe what happens when milk protein is coagulated Discuss...
Curated OER
Minerals
Students apply rules to compare and rank the hardness and softness of minerals. They perform a scratch test on four unknown mineral samples, read a bar graph that illustrates the comparative hardness and softness of four named minerals,...
Curated OER
6260 Atoms Test
In these chapter test worksheets students will multiple choice questions on atoms. Students will complete 77 questions on atoms to complete the chapter test.
Cornell University
Forensic Science: Case of the Missing Diamond Maker
Someone stole a diamond-making machine. Who done it? Scholars use forensic science at six different stations to determine the culprit. They analyze fingerprints, use their senses, and complete chemistry experiments to determine the...
Texas State Energy Conservation Office
Investigation: Oil Recovery
Energy conservers investigate gravel size to discover if it impacts the amount of oil recovered in the extraction process.
Curated OER
Lead and Mercury Ion Catalase Inhibition
Students participate in a laboratory investigation in which they observe the effect of temperature and pH on enzyme activity. Students also examine exposure to heavy metal ions and the effect that may have on enzyme activity.
LABScI
Freezing Point Depression: Why Don’t Oceans Freeze?
Can you go ice fishing in the ocean? Learners examine the freezing point of different saltwater solutions. Each solution has a different concentration of salt. By comparing the freezing points graphically, they make conclusions...
Teach Engineering
Messin' with Mixtures
Do you separate your trail mix before eating it? Then you've been separating mixtures your whole life! Scholars model a contaminated soil sample using trail mix and estimate the percentage of each component. They consider how to clean up...
Curated OER
Temperature
Several slides compare different temperature scales. Thermal expansion, heat transfer, and Maxwell speed distribution are also explored. The last two slides seem unrelated to the topic of heat, but are easily left out of this otherwise...
NOAA
The Oceanographic Yo-yo
How does chemistry help deep-sea explorers? Part four of a five-part series of lessons from aboard the Okeanos Explorer introduces middle school scientists to technologies used in ocean exploration. Groups work together to analyze data...
Curated OER
Sour and Bitter: Acids and Bases
Tenth graders distinguish between acids and bases. In this pH lesson plan, 10th graders view a PowerPoint and discuss the characteristics of an acid and a base. They investigate natural substances to determine the pH level of each.
Virginia Department of Education
Soap, Slime, and Creative Chromatography
Do you think chromatography paper suffers from separation anxiety? Young chemists make soap, slime, silly putty, and experiment with chromatography in this lesson. The material includes clear instructions for each experiment along with...
American Chemical Society
Developing Tests to Distinguish Between Similar-Looking Liquids
Each group talks about how to test unknown liquids based on their findings in the previous experiment. In this second of four activities, they test unknowns on wax paper, newspaper, and construction paper. As a stand-alone, this lesson...
Cornell University
Discovering Enzymes
Explore the function of enzymes through a series of lab investigations. Learners use household enzymes such as hydrogen peroxide to model the role of enzymes. The enzymes break down proteins with and without a catalyst.
Curated OER
Module 5 Revision Guide - Chemistry
If you use this as an outline for your chemistry lecture on metals, your young chemists will absorb a well-rounded overview. This is not a worksheet per se, but a useful summary of the behavior of metals. Save yourself some planning and...
Curated OER
The Effects of Photosynthesis on Plant Growth
Students are able to draw a diagram of the light reactions and briefly describe what is occurring throughout the process. They are able to explain where each reactant/product in the photosynthesis equation comes from/goes during the...
American Chemical Society
Investigating the Line
Note that this lesson is best paired with the preceding lesson in the unit. In that lesson, elementary physical scientists observed that the color coating of M&Ms® candies do not mix when dissolved off of the chocolate surface. Now...
Virginia Department of Education
Heat Transfer and Heat Capacity
It's time to increase the heat! Young chemists demonstrate heat transfer and heat capacity in an activity-packed lab, showing the transitions between solid, liquid, and gaseous phases of materials. Individuals plot data as the...
Curated OER
Making a Surface Coating
Students prepare a nonaqueous surface coating by first making a polymeric resin and then adding an organic solvent. There product is a basic varnish that hardens by loss of organic solvent to the air. Students make a simple paint by...
Cornell University
Polymerization
Explore condensation polymerization and additive polymerization through hands-on activities. Young scholars first model additive polymerization with paperclips. They finish the activity by using condensation polymerization to create a...
Curated OER
Smog Be Gone
Students begin the lesson by identifying greenhouse gases. In groups, they observe and record the effect of the gases on the atmosphere and the temperature of the Earth. They participate in activities that describe the role of...
Curated OER
Saltwater Science
Students conduct an experiment that shows them how salt water allows things to float. In this salt water lesson plan, students mix ingredients together to create salt water and observe how it makes the oceans dense. They then interpret...
Curated OER
Bats and Hot Dogs
Students identify patterns and relationships from data that is collected and solve variables. In this investigative lesson students study ocean productivity, the nitrogen cycle and phytoplankton then answer questions.
Curated OER
Vibrant Volcanoes
Students explore volcanoes. In this science instructional activity, students discuss the characteristics of volcanoes and view a video segment about a volcano. Students examine plate tectonics.