Students compare and contrast simple machines and their functions. In this cross-curriculum science simple machines lesson, students observe examples and read about simple machines, then use body movement to demonstrate how machines...

In this bonding worksheet, students 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.

In this chemical bonding worksheet, students answer 10 questions about ionic bonding, covalent bonding, metallic bonding, Lewis structures, and intermolecular forces.

Students define vocabulary related to the parts of the atom.  For this matter lesson, students navigate the web to find the structure and the forces that affect atoms.  Students complete an experiment with positive and...

Students calculate the densities of several liquids that appear similar.  In this physical science lesson, students go beyond understanding the way liquids of different densities behave to researching how this knowledge applies in...

In this chemistry worksheet, high schoolers answer 15 short answer questions about rocks and ores. They explore write balanced chemical reactions from word equations given.

In this chemical equations worksheet, students write and balance chemical reactions. They complete 98 short answer and problem solving questions on molarity and chemical equations.

Students examine solubility and the significance of water.  In this aqueous solution lesson students complete a lab activity on soil profiles.

High schoolers explore electrical resistance through various experiments. In this physics activity, students calculate resistance using a mathematical formula. They explain how colors identify the resistance value of a resistor.

Students simulate the formation of chondrites and asteroids. In this astronomy lesson, students demonstrate accretion using balloons and static electricity. They compare and contrast their models to the actual process of chondrites and...

Learners 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 learners to...

In this chemical equations worksheet, students fill in the blank with information about how to form chemical equations using the "ide" rule and the "ate" rule.

In this activity series worksheet, students read about single replacement reactions and are given a table with the activity series of metals and nonmetals. Students use the activity series to predict if reactions will occur and they...

High schoolers understand the difference between four different types of chemical reactions: composition, synthesis, single replacement, and double replacement and identify the type of reaction and predict the products of these types of...

Fourth graders discover the appropriate way to construct and analyze bar, line, picto, and circle graphs. They set up frequency tables and perform some statistical analysis (mean, median, and mode) on their data.

In this scientific investigation worksheet, students follow the provided procedures to examine the chemical reactions of hydrogen and oxygen atoms and then respond to 1 short answer question.

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 chemical reactions worksheet, high schoolers fill in 12 blanks, determine if 5 statements are true or false, match 4 types of reactions with their description and solve 2 problems related to balancing equations and chemical...

In this chemistry worksheet, students select answers to 24 multiple choice questions using the drop down box. They identify the different atoms involved in the chemical reaction.

For this word search worksheet, students locate 12 words related to molecular bonding. Words include molecule, ions, forces, polarity, partial, and particles.

Students compare types of chemical change. In this chemical reaction lesson plan, students use a variety of household items to investigate different types of chemical change. Students will engage in a discussion about the dangers of...

Learners 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...

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.

Ninth graders generate and analyze data to determine which and how much of two polymers best absorb oils, formulate procedure to accurately determine how many times its own weight particular polymer can absorb, and develop understanding...