Students investigate foods. In this biology lesson plan, students will conduct testing on different types of foods as they learn about different molecules that make them up. Students will also learn about the shapes of the molecules.

For this chemistry instructional activity, high schoolers answer 50 multiple-choice questions on basic chemistry knowledge. They also complete 33 short-answer questions in preparation for the Regents exam.

In this isotopes, molecular notation, and electron orbits learning exercise, students read selections pertaining to isotopes, mass number, molecular notation, electric attraction, and electron orbits. In addition, students complete 11...

In this isotopes learning exercise, students review mass number, molecular notation, electron attraction, and electron orbits. This learning exercise has 5 matching and 5 short answer questions.

Students engage in a lesson that is concerned with the concepts related to solution chemistry. They calculate the molar mass of various chemical compounds. Then students predict the anion ratio for ionic compounds. Students also write...

Students define the properties of minerals and their uses in their world. In this multi-lesson unit, students contribute actively to discussions of mineral mining, mining methods and mine safety. A role play lesson asks students to...

Students read the periodic table and apply their knowledge of the construction of atoms. They demonstrate reading the electron configuration of an element on the periodic file.

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.

Students examine the concept of radioactive dating. In this radioactive dating lesson, students investigate how to determine the ages of fossils and rocks as they learn about half-life radioactive decay.

Students discover the best practical shielding material when dealing with radioactive substances. They draw conclusions based on availability of materials, price, and best shielding properties.

In this resources instructional activity, students compare and contrast physical and chemical properties and changes. Students review the periodic table, pattern of atomic numbers and chemical reactivity. This instructional activity has...

Two animated slides explain the decomposition reactions that occurs within a catalytic converter. An enthalpy diagram is displayed. Hess's Law is demonstrated. Finally, the analogy of football is used to explain Hess's Law. This...

In this chemical formulas worksheet, students practice naming molecular compounds by their formulas and determine if a gas is a compound or an element. This worksheet has 13 fill in the blank questions.

Students create a model of a column of air and discover one of the reasons why low and high pressure systems exist and why low pressure is often associated with bad weather.

In this creating bonds worksheet, students create 2-D and 3-D models of the molecular formula provided. Students complete a chart of information about the molecular formula given.

In this periodic table worksheet, students write the chemical symbols for the given elements, compare atomic number and mass number, and describe the importance of valence electrons in the organization of the periodic table. This...

Students define technology and relate the definition to the production of electricity using nuclear energy. They also list the technologies involved and relate the use of these technologies to their effect on society in general, and...

Students identify the different periodic trends. In this chemistry lesson plan, students discuss how elements are arranged in the periodic table. They apply what they have learned in a Jeopardy team game.

Students explain how elements are arranged in the periodic table. In this chemistry instructional activity, students group the eggs according to a certain pattern. They compare this to elements in the periodic table.   

In this science learning exercise, students use the key code on the right to unscramble each of the scientists. They also match each of the scientists found to their correct description.

In this matter worksheet, students compare and contrast chemical and physical properties and explain the relationship between a pure substance and a mixture. Students review the properties of metals and nonmetals. This worksheet has 1...

Students demonstrate that isotopes of an element have different masses. They illustrate atomic mass and neutrons. The periodic table is examined in length. Display of a collection of atoms is surveyed.

In this chemistry learning exercise, students identify and write how many significant figures they would use for each problem. Then they round the answers to the appropriate number of significant figures. Finally, students calculate the...

In this chemistry practice test instructional activity, students answer 30 multiple choice questions regarding chemical formulas and chemical names for compounds.