Curated OER
Earth's Atmosphere and Temperature
Students explore the layers of earth's atmosphere and conduct an experiment to identify carbon dioxide. They construct models using styrofoam to represent molecules in the atmosphere's layers. To discover how sunlight efffects...
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
Stoichiometry Homework
In this stoichiometry homework worksheet, students balance each chemical equation. Students calculate how many grams, moles, and molecules are present in each problem provided.
Serendip
Where Does a Plant's Mass Come From?
Where does the mass for a growing tree come from? Scholars consider a few different hypotheses and guess which is correct. They then analyze data from different experiments to understand which concepts science supports.
Curated OER
The Nature of Chemical Change: Acting Out an Example
Students identify the signs that a chemical reaction took place. For this chemistry lesson, students role play the movement of different molecules of matter. They classify matter according to their properties.
Curated OER
Elements And Atoms
Students investigate the concept of elements and atoms. They conduct research using a variety of resources and use the information in order to create a class presentation. The lesson includes specific dialogue and steps for the teacher...
Curated OER
Molecular Mass
In this molecular mass activity, learners use factor labeling to convert moles to grams or moles to atoms. Students calculate molecular mass. This activity has 6 problems to solve.
Curated OER
Water - the (Nearly) Universal Solvent
For this solvent worksheet, learners explore why water is considered a universal solvent. Students explore what can change dissolving rates. This worksheet has 8 matching, 3 short answer, 11 fill in the blank, and 4 problems to solve.
Curated OER
Biological Reactions
In this biological reactions worksheet, students identify the type of biological reaction with the given example. Students also re-draw the biological reactions and circle the atoms that react together.
Curated OER
WS 5.6 Graham's Law
In this gases worksheet, students use the concepts of Graham's Law of diffusion to determine the velocity of gases and molecules. They describe kinetic energy and how it relates to the mass and velocity of objects.
Curated OER
Chemistry Practice
In this chemistry overview worksheet, students calculated the volume of different gases and liquids given in a word problem. Students had to calculate the molecular mass and write the empirical formula and the molecular formula.
Science Geek
The Mole
What can you call a tooth in a glass of water? A one-molar solution! Presentation covers moles, Avogadro's Number, calculating formula mass, converting moles to grams, converting grams to moles, and calculations with moles. It is the...
NOAA
The Biogeochemical Cycle
The biogeochemical cycle ... no physics? The fourth installment of a 23-part NOAA Enrichment in Marine sciences and Oceanography (NEMO) program introduces the biogeochemical cycle by having pupils simulate movement between Earth's...
Massachusetts Institute of Technology
List of Chemicals in Space
What is space made of? It turns out that there are many compounds found in space! The 10th lesson of a science series provides a list of the compounds found in space and asks young scholars to research the characteristics of these...
Curated OER
WS 7.1.3 Molecular and Ionic Compounds
In this compounds activity, students name ionic and molecular compounds given their formulas. They also write the formulas for molecular and ionic compounds given their names.
Curated OER
What Is The Relationship Between Radon and Breathing?
Students examine the effects of radon on their breathing. They review the anatomy of the respiratory system before completeing this lesson. They also complete equations to show how carbon dioxide forms in their body.
Curated OER
Balancing Equations Challenge
In this balancing equations worksheet, students identify the number of atoms in given molecules and compounds and they balance ten equations by placing the proper coefficients in front of the reactants and products.
Curated OER
Chemistry and Bonding
In this bonding worksheet, high schoolers take an interactive quiz with 15 multiple choice questions about the VSEPR Theory, bonding, the geometry of molecules, Lewis structures, resonance structures and enthalpy changes.
Curated OER
Hybridization
For this chemistry worksheet, students demonstrate orbitals hybridization of given molecules to complete 35 short answer questions.
Curated OER
The Nature of Chemical Change: Acting Out An Example
Students illustrate the molecular nature of matter and show that chemical change involves alteration of molecules.
Curated OER
Lewis Dot Structure Worksheet
In this molecules worksheet, students determine the Lewis dot structures for 25 given molecules and determine the physical properties of molecules based upon polarity and intermolecular interactions.
Curated OER
Intermolecular Force Worksheet
In this intermolecular force activity, students identify the molecules with the strongest intermolecular forces and explain how they determined this. They also predict boiling points and vapor pressure based on intermolecular forces of...
Curated OER
WS 5.4 Ideal Gas Law
For this gas worksheet, students use the ideal gas law to find volumes of gases, pressure of gases, moles of gases, mass of gases and molecules of gases. They find unknowns at standard temperature and pressure and they calculate the...
Curated OER
WS 4.1 Balancing Equations/Formula Weight
In this balancing worksheet, students determine if equations are balanced, they place the proper coefficients in front of products and reactants to balance equations and they find the formula mass for molecules and compounds.