In this atom worksheet, students read about Dalton's contributions to the structure of the atom. They answer five questions about Dalton's ideas, the law of multiple proportions and the law of definite proportions.

In this Bohr model worksheet, students read about Neils Bohr and the model he proposed of the atom. Students answer nine questions about his theory that electrons travel in orbitals and give off energy when they are excited.

In this average atomic mass worksheet, learners read about how the protons and neutrons make up the atomic mass of an element. They find the average atomic mass given four problems.

In this Bohr model and wave mechanical model worksheet, learners read about the differences between these two models of the atom. Students answer four questions about these models.

In this Bohr atom worksheet, students complete a table with the number of electrons of the element, the electron configuration, the mass number, the number of protons, the number of neutrons, the element, the symbol and the isotope...

In this ionic bond worksheet, high schoolers read about the transfer of electrons from one atom to another in ionic bonds. They answer seven questions about sodium and chlorine and draw Bohr-Rutherford diagrams to show the bonding...

In this bonding worksheet, students read about the attraction of electrons to the protons in other atoms to gain, lose or share electrons in bonds. Students answer eight questions about bonding using the reading and their knowledge of...

In this location of electrons learning exercise, high schoolers read about the quantum mechanical model of the atom and the location of electrons. They complete a table given eleven elements with the sublevel notation, the Bohr notation...

For this ideal gas law, molar mass and density worksheet, students read about how the molar mass and density of a gas can be determined from the ideal gas law. They solve five problems using the ideal gas law to find the pressure,...

In this Avogadro's law worksheet, students read about gases and learn that under the same conditions of pressure and temperature gases with equal volumes have the same number of moles of particles. Students use Avogadro's law to solve 8...

In this gas stoichiometry worksheet, high schoolers use the ideal gas law and balanced chemical equations to solve for unknown values such as volume and mass of gases.

In this half-life worksheet, students use a given table of half lives, mass, time and amount of original sample to solve for unknowns in nine given half-life problems.

In this phase change activity, students read about the particles in substances that speed up and slow down for substances to change phases. They answer eight questions about phase changes, the states of matter and how changing...

In this solids, liquids and gases learning exercise, learners observe a teacher demonstration about gases and they experiment with liquids to show diffusion, shape and volume. They answer nine questions about the experiments related to...

In this determining concentration worksheet, students are given the equations to find the concentration of a solution in grams per milliliter, to determine the concentration in parts per million, to determine percent mass and percent...

In this molarity worksheet, students are given the equation to find moles per liter of solution. They solve ten problems finding molarity of solutions, moles needed to make particular molar solutions and mass needed to make particular...

In this oxidation-reduction reactions worksheet, high schoolers read about reactions where elements gain and lose electrons. When elements gain electrons they are reduced and when the lose electrons the elements are oxidized. They are...

In this half reactions learning exercise, students read about redox reactions and learn how to write half reactions showing the oxidized part of the reaction and the reduced part of the reaction. Students are given 10 redox reactions and...

In this electrolytic cell worksheet, students read about car batteries and how they produce electricity for cars to run. They answer six questions about electrolytic cells and oxidation-reduction reactions.

Students explore alliteration. In this writing lesson, students read the book Thank You for the Thistle and create sentences with alliteration. Students create an alphabet booklet with alliteration.

For this recognizing and using vocabulary words worksheet, learners practice the words if, in , it, it's, and have by writing them from dictation, unscrambling them, and identifying the incorrect spellings and correct them. Students...

In this using vocabulary words worksheet, 1st graders review the short i words is, did, him, his, and the word one by writing them from dictation, unscrambling their letters, and identifying misspelled words. Students answer 16...

In this recognizing vocabulary words learning exercise, 1st graders write the words from dictation, unscramble the words, identify the correctly spelled words and the incorrectly spelled words. Students write 18 answers.

In this recognizing vocabulary words with long vowels learning exercise, students review the words so, be, he, my, and why by spelling the words from dictation, unscrambling them, matching the correctly spelled words, and...