Students explore the definition of matter.  In exploring matter lesson students get into groups and navigate the Internet to answer questions. 

In this elements worksheet, students determine how electrons fill up the energy levels for the first 18 elements of the periodic table. Students determine if elements gain or lose electrons to form a stable ion. This worksheet has 4...

In this chemistry worksheet, students examine the energy rule of moles and answer the essay questions. The answers are include with the worksheet.

In this electron arrangement activity, students complete two graphic organizers by determining the proton number of given elements from their first ionization energy. Then, they plot graphs of the first ionization energy against the...

Students watch a video segment and read text about the color of fireworks. Students watch a video segment and do an interactive activity on the mechanics of a firework.

High schoolers watch a video segment and read text about the color of fireworks. Students watch a video segment and do an interactive activity on the mechanics of a firework.

Students watch a video segment and read text about the color of fireworks. Students watch a video segment and do an interactive activity on the mechanics of a firework.

Students experiment to find which liquids are more dense.  For this density and mass lesson, students predict and then test objects to observe and measure their density. students observe which items sink and float. Students complete...

Young scholars examine pollutants and investigate air pollution emitted by a car in a year.  In this air pollution lesson students complete an activity and make calculations. 

Students experiment to show their knowledge of molecules and atomic structures.  For this chemistry review lesson students participate in an activity and then fill out a worksheet.

In this chemistry practice test worksheet, learners answer 30 multiple choice questions regarding chemical formulas and chemical names for compounds.

In this chemistry worksheet, students complete the chart for each of the given elements by naming the number of protons, electrons, Valence electrons, and the electrons used to fill the outer shell. Then they complete each covalent bond...

High schoolers explain the mole concept and use this concept to prepare chemical solutions of particular molarities.

For this molecular formula worksheet students fill in a table describing elements and chemical formulas. They identify, elements by type and how they bond. The student analyze molecular formulas to identify the number of atoms and if the...

Tenth graders distinguish between chemical and physical properties and changes in matter when given specific examples. They view a video of sports activities. Students chose their favorite sport and design an experiment to improve sports...

In this biochemistry worksheet, students complete a table by filling in the missing information about different elements. Students draw the Bohr diagram and the Lewis dot diagram for several atoms.

Students examine the carbon cycle while identifying its sources, sinks, and release agents. Using magazines and newspapers, groups of students design collages illustrating the carbon cycle. Finally, they write responses to several...

In this chemistry instructional activity, students create new and true statements while replacing false ones in order to properly define parts of the concept of bonding.

For this fats worksheet, students review what fats are made up of, where fats come from, and how our body uses fats. Then students access a website to compare good fats and bad fats. This worksheet has 1 graphic organizer, 13 short...

For this atomic particles worksheet, students complete an elements chart comparing atomic number, mass number, protons, neutrons, and electrons. Students write the electron configuration for atoms. This worksheet has 1 graphic organizer...

Students explore the nature and composition of a comet. They research comet facts, legends, and myths. They identify different types of comets and describe what happens to a comet as it travels closer to the Sun.

High schoolers explore the concept of molecular modeling and differentiate between saturated and unsaturated compounds. In small groups, they identify molecular formulas, complete a chart comparing alkanes, alkenes, and alkynes, and...

In this chemistry review worksheet, students explore their knowledge of solutions, acid and bases, nuclear reactions, and radioactive decay as they answer 33 matching, fill in the blank, and short answer questions.

In this ionic bonding worksheet, students review the characteristics of ionic bonding, draw Lewis dot diagrams for elements, and write the chemical formula for ionic compounds. This worksheet has 8 drawings, 14 fill in the blank, and 6...