Worksheet
Curated OER

Organic Chemistry-Condensed Structural Formulas

For Students 9th - 12th
In this structural formulas worksheet, students are given three condensed structural formulas and three non-condensed structural formulas. They draw the structural and graphic formulas for each compound.
Worksheet
Curated OER

Formula Mass

For Students 9th - 12th
For this formula mass worksheet, students read about molecular substances and their formula masses. They find the formula masses for six compounds using the atomic masses of its elements.
Worksheet
Curated OER

Writing Formulas by Crossing Over

For Students 10th - 11th
In this formulas worksheet, students use the cross-over rule to determine the formula for compounds of the elements and polyatomic ions given. Students complete 15 problems.
Worksheet
Curated OER

Predicting Molecular Shapes

For Students 9th - 12th
In this molecular shapes worksheet, learners read about how to predict molecular shapes in molecules based on the number of electron pairs and the VSEPR theory. Students are given twelve molecules, they draw the Lewis structures and...
Worksheet
Curated OER

What are Atoms?

For Students 9th - 12th
For 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.
Worksheet
Curated OER

Ionic Bonds

For Students 9th - 12th
In this ionic bond worksheet, students 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 between...
Worksheet
Curated OER

How Bonds Form

For Students 9th - 12th
In this bonding learning exercise, 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...
Worksheet
Curated OER

Applying Avogadro's Law

For Students 9th - 12th
In this Avogadro's law worksheet, learners 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...
Worksheet
Curated OER

Solubility Curves

For Students 9th - 12th
In this solubility curve worksheet, students are given a solubility curve for a variety of compounds and they answer 17 questions about the solubility of the compounds shown.
Worksheet
Curated OER

Vapor Pressure

For Students 9th - 12th
In this vapor pressure worksheet, learners use a given graph of the vapor pressure of four liquids to answer eleven questions. They compare and find boiling points and vapor pressures of propanone, ethanol, water, and ethanoic acid.
Worksheet
Curated OER

Comparing Solids, Liquids, and Gases

For Students 9th - 12th
In this solids, liquids and gases worksheet, students 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 solids,...
Worksheet
Curated OER

Adjectives

For Students 2nd - 3rd
In this recognizing adjectives in sentences worksheet, students read the sentences and identify the adjective and the noun that it describes. Students write 6 answers.
Lesson Plan
Curated OER

Consonants, Colors and Pictures Gymnastics

For Teachers 1st - 2nd
Students practice with consonants. In this writing lesson, students complete a variety of activities practicing consonants including naming consonants, producing the sound of consonants and identifying the color used for the consonant.
Lesson Plan
Curated OER

Interior/Exterior Polygon Angles and Tessellations

For Teachers 9th - 11th
Students discover the sum of the interior and exterior angles of several polygons. In this Geometers sketchpad lesson, students work in groups to find the stated measurements of triangles, quadrilaterals, pentagons and hexagons. Students...
Worksheet
Curated OER

Understanding Chemical Equations

For Students 10th - Higher Ed
In this chemical equations worksheet, students identify the reactants and the products, state what phase each is in, and state the mole ratios of all the products and reactants. Students complete 10 problems.
Worksheet
Curated OER

Heating/Cooling Curve

For Students 9th - 12th
In this heating and cooling curve worksheet, students use a given graph of a substance being heated from a solid to a liquid and then a gas over time. They use the graph to answer eleven questions about the phases of the substance and...
Worksheet
Worksheet Web

Heteronyms

For Students 4th - 6th Standards
Challenge scholars to identify and use heteronyms in a sentence with a two-page learning exercise designed to boost grammar skills. 
Worksheet
Parkway Schools

Phase Changes and Heat

For Students 10th - Higher Ed
In this phase changes learning exercise, students use the specific heats for different substances to determine how much heat is needed for those substance to change phases. This learning exercise has 9 problems to solve.
Lesson Plan
Curated OER

Practice: Binomial Expansions

For Teachers 10th - 12th
Practice applying the binomial theorem on this worksheet. It contains five multiple choice and five free response problems. The solutions are provided.
Lesson Plan
Curated OER

Geometry Journal: Isosceles Triangles

For Teachers 10th - 12th
In this isosceles triangles worksheet, students justify and determine the symmetry of an isosceles triangle. They explore the bisector of rectangles. This three-page worksheet contains two problems. Answers are listed on page three.
Worksheet
Curated OER

Word Roots 2: Fin, Sed, Fer Advanced-Word Search

For Students 9th - 12th
Vocabulary words using the Latin roots sed, fin, and fer are hidden inside this word search. See if your learners can find the twelve words listed above the puzzle. Good luck!
Lesson Plan
Curated OER

Protons, Neutrons, and Electrons

For Teachers 7th - 9th
Using the periodic table of elements, young chemists fill in a chart of isotopes to show the atomic number, mass, charge, number of protons, number of neutrons, and number of electrons. The chart is followed by 11 questions that...
Lesson Plan
Curated OER

Isosceles Triangle Theorem

For Teachers 8th - 9th
In this geometry worksheet, students differentiate between isosceles and regular triangles. They calculate the area and perimeter of the triangle. There are eleven questions with an answer key.
Lesson Plan
Curated OER

Writing a press release

For Teachers 8th - 11th
Learners scan through a selection of newspapers or online stories from the Newsround website and chose one story each. They use the top TWO paragraphs of the story to complete the grid of the four W's.

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