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The Causes of Differences in Density
Students explore what causes differences in density. They observe an models depecting atoms, compounds, and molecules. Students determine if there is air in between atomic bonds. They study the structure and spacing of molecular bonds.
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Chemical Elements
In this elements worksheet, students determine the number of moles and the number of protons, electrons, and neutrons for given atoms or ions. Students calculate the atomic weight of an element. This worksheet has 3 fill in the blank and...
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High School Chemistry Questions
In this chemistry worksheet, students determine the number of water molecules is a given volume of water. Students determine the empirical formula for given compounds from the percentage mass of elements. This worksheet has 20 problems...
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Will the Lights Go Out?
High schoolers diagram nuclear power plant, describe process for generating electrical power, discuss nuclear disasters in the 20th century, and draw conclusion about value of nuclear power for the future.
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Reading the Periodic Table
Students identify the general atomic structure of an element represented on the periodic table. They examine bean and rice patterns that have been created by the teacher and posted around the room and then attempt to match the periodic...
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Atoms-How Sweet They Are!
In this atoms and sugar molecules worksheet, students are given the structural composition of the sugar molecule maltose. They determine the number of each type of atom in the molecule, they find the ratio of hydrogen to oxygen atoms and...
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Limiting Reagent
Students work in small groups with a small set of 8 nuts and 5 bolts to assemble into combinations of 1 nut: 1 bolt, and 2 nuts: 1 bolt. They explore the outcome and discuss. Then a student mixes two clear, colorless solutions together...
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The Dalton Model
In this Dalton worksheet, learners read about John Dalton and his contributions to understanding the atom. Students are given sample data for Dalton's experiments and they answer questions about the data in his experiments.
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Inside an Atom
In this atom worksheet, students read about the history of the discovery of the atom. Students write a story, poem, song or other creative project in which they shrink to an incredibly small size and are trapped in a carbon atom.
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Periodic Table & Its Trends
Students review atomic structure and then participate in a activity in which they categorize several "elements" into some form of order based on their properties. They discuss the trends they see. They also practice several electron...
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What Is Radon?
High schoolers examine what radon is and which isotope it belongs. They discuss the characteristics of isotopes in general and the atomic number. They complete a worksheet to complete the instructional activity.
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Radiation Crossword Puzzle
For this radiation worksheet, students complete a crossword puzzle by figuring out the vocabulary terms associated with the 25 clues given.
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The Ghost Particle
Students collect evidence to make inferences about a object hidden inside a sealed box. They think critically and logically to raise questions. Students identify questions that can be answered through investigation. They formulate and...
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Resources - A Reading Guide
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...
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The Air Up There!
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.
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Causal Patterns in Density Phenomena
Students consider the causes of density at a microscopic level. They then discover that one cause of density has to do with how many protons and neutrons the material contains.
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Periodic Table of Elements
In this chemistry worksheet, students use the periodic table of elements in order to identify the common elements. The detail is very detailed.
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Review for Chemistry
In this review for chemistry worksheet, students decide if given statements are true or false. Students relate information learned about introductory knowledge gained in chemistry to accurately answer the given questions.
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Beat the Greeks
Learners conduct research of the history of atomic theory. Information is presented from Democritus and Aristotle to the early Renaissance using the Internet and video.The integration of technology allows for a vast amount of research...
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Periodic Table & Its Trends-Day 6
Students intergrate science, technology and society into exploring the periodic table. They investigate one element of their choice and write a one page paper on the elements discovery, properties, uses, and the effect on society.
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Nuclear Reactions: Fission and Fusion
These nicely designed slides work through the processes of nucelar fission and fusion with very clear, labeled diagrams that almost act as animations when you progress from slide to slide. Facts behind the process are summarized well....
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Electronic Configuration
The creator of this collection of chemistry slides is clever! Electron configuration is explained as, click-by-click, orbitals are displayed and then each is subsequently filled with the proper amount of electrons. After the progression,...
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Formula Units
In this chemistry worksheet, students examine the concepts of mole and molarity in order to apply in the laboratory setting. The sheet includes in depth background information.
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Writing Nuclear Reactions
In this writing nuclear reactions worksheet, high schoolers read about nuclear equations for alpha decay, beta decay and positron emission. They are given the rules for writing nuclear reactions and a sample problem.
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