Students explore the relationship between mass, volume and density. They use model boats to discover how changing mass and volume affect density. This is a very engaging lesson which provides great demonstrations and hands-on activities.

In this stoichiometry activity, students calculate molar masses, empirical and molecular formulas to solve 105 problems and short answer questions.

Prove the Law of Conservation of Mass through a lab investigation. A well-designed lesson plan asks groups to combine materials and monitor indicators for chemical reactions. Measuring the mass of the reactants and products allows...

Investigate the Law of Conservation of Mass through a lab exploration. Individuals combine materials to initiate chemical reactions. They monitor for signs of reactions and measure the masses before and after the reactions for...

The third lesson in a series of 11 begins by using thermal decomposition of potassium chlorate to determine the mass percent of oxygen. Then a second activity allows scholars to demonstrate that the resulting residue is from a...

Students investigate air by participating in a class experiment. In this matter measurement lesson, students identify air as a gas which consists of mass. Students utilize a windsock or balloon to measure oxygen and explore it's true...

Learners discover the property of density while participating in a lab exercise. For this scientific measuring lesson, pupils utilize a scale to measure the density of different metal materials. They document their work and present their...

Explore the use of non-standard units for measuring volume with elementary learners. They fill a container and count the number used using cups, spoons, and bottles, build with blocks and count the number of blocks used, and compare and...

Space scientists use water displacement to determine the mass of a cubic centimeter mini meteorite, and then use it as a small-scale representative of an asteroid. They figure out the orbital velocity of an asteroid. Then they use a...

You definitely want to check out this mole! Chemistry scholars experiment to observe an unobservable quantity with an engaging lesson plan from K20. Partners collaborate to determine what's inside an opaque box, then complete a series of...

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...

Is it easy to make snow? Scholars use critical thinking skills as they investigate the concept of polymers by making snow. The class tests several different variables and takes measurements over the course of several days. They then...

In this moles worksheet, students convert measurements of moles to mass, measurements of mass to moles, measurements of moles to atoms or molecules and measurements of atoms or molecules to moles.

Students comrehend that water displacement is a simple way to measure the volume of a solid object. They pour water into a graduated cylinder or measuring cup and its volume is read and recorded. Pupils the volume of an object by...

High schoolers assess human impact on water quality. They determine how the force of friction retards motion. Pupils describe and measure quantities that characterize moving objects and their interactions within a system: Time,...

Students use calculator and non-calculator methods for analyzing data. They apply data collection and analysis in a study of mass and weight. Students enhance and apply the concept of line of best fit. They master graphing in a plane,...

In this momentum worksheet, students review the equations for finding momentum using the mass and speed. They solve eighteen problems using the equation for momentum to find the unknown.

In this solar storms activity, students use a diagram given the location of two STEREO spacecraft satellites, a coronal mass ejection, the sun and the Earth to solve 2 problems about the coronal mass ejection. Students use segments,...

In this exploring pendulums learning exercise, students experiment with pendulums they make in the lab. They vary the length of the strings and the weights to observe the changes in the pendulum's amplitude and frequency. They answer 3...

Students measure the length, width and height of different materials.  In this design lesson students complete a lab to see what engineers need to consider when planning a structure.

In this moles worksheet, students read about mass, formula mass and moles. They calculate the masses of given numbers of moles of compounds and they calculate the number of moles of given masses of compounds.

For this moles worksheet, learners read about mole and learn how to calculate the number of moles in specific mass of compounds. This worksheet has 14 problems to solve.

Students experiment with a variety of liquids to calculate density. In this integrated science and math lesson, students listen to a story in which the characters must prove and explain why 5 "mystery" liquids react in a certain manner....

Students determine the mass of various objects. In this integrated math and science lesson, students use an arm balance to compare a known object to a combination of washers with a fixed weight. Students record data, construct a bar...