Biology Junction
Water Properties and More
Did you know many insects use cohesion or surface tension to walk on water? Using a presentation, scholars learn the more important properties of water. It extends into the concepts of solutions, suspensions, pH, and more.
Cornell University
Study Soil
What's in soil? Young scientists study the pH levels of soil from their school yard. They observe the land and area the soil came from to decide if location has anything to do with acidity level.
Curated OER
Chapter 12 Worksheet - Ions, Ionic Bonding, anc Covalent Bonding
Four pages provide plenty of problem solving practice for chemistry whizzes. They answer questions and write electron configurations for ions. They use Lewis dot diagrams to display equations. Covalent bonds are explored. The last half...
Curated OER
Cellular Respiration: Harvesting Chemical Energy
A complete overview of oxidation, reduction, and how electrons are moved in respiration. You could use this slide show to elaborate on the concept of harvesting stored energy, and to summarize the stages of aerobic and anaerobic metabolism.
National Institute of Open Schooling
Chemical Arithmetics
Substances with the same empirical and molecular formula must be differentiated by their structural formula. Part two in a series of 36 has pupils using chemical formulas to calculate how much of a compound is present in a given...
Chymist
Esters: An Introduction to Organic Chemistry Reactions
Scratch and sniff an introduction to organic chemical reactions. A creative lesson has individuals study the esters commonly used in scratch-and-sniff stickers and advertisements. Following the lab procedure, scholars create the organic...
LABScI
Atomic Structure and the Periodic Table of Elements: The Secret Agent Lab
Food always gets attention! Model atomic structure using fruit loops to represent the subatomic particles. After building models, scholars create ionic bonds using their models. Finally, they use these concepts to create a periodic table.
Normal Community High School
Classification of Matter
Steel is an example of homogeneous mixture, also called an alloy, which is made of iron and carbon. The presentation introduces learners to elements, compounds, and mixtures. They explore their similarities and differences, and then take...
Curated OER
The Nature of Salt
High schoolers record information from the periodic table for sodium and chloride. They determine whether salts are molecular or ionic compounds, along with sodium chloride's molecular weight, and relative weights
Curated OER
WS 7.1 Kinetic-Molecular Theory of Gases/Pressure
In this kinetic molecular theory worksheet, students summarize the points of the kinetic molecular theory, they answer questions about pressure, and draw diagrams to show how suction cups, drinking straws and barometers work.
Science Geek
Earth's Atmosphere
Ozone gas absorbs the harmful UV-B rays and helps protect humans. An informative presentation begins with the layers of the earth's atmosphere, the pressure and temperature in each of the layers, the ozone layer, the ozone cycle, and the...
Science Geek
Periodic Trends
If your pupils think Um is the element of confusion, this presentation on period trends can only help. It covers the patterns for atomic radii, ionization energy, and electronegativity across a period and down a group.
Curated OER
Organic Chemistry Problem Set Exam 1
Though there are technically only 13 questions on this exam, they take up six pages and make a thorough assessment of organic chemistry principles. There are plenty of diagrams to label or complete. Emission spectra are displayed for...
Curated OER
Chemistry 116 Exam 1, Spring 2009
This five-page exam was designed for a biochemistry and organic chemistry course. It covers the molecular geometry and properties of organic comounds. Test takers identify compounds, functional groups, and isomers. They draw Lewis...
Urbana School District
Fluids
In 1879, Sir William Crookes discovered the fourth state of matter, plasma. The presentation covers states of matter, phase changes, density, pressure Pascal's Principle, buoyant force, Archimedes' Principle, Bernoulli's Principle,...
Annenberg Foundation
Geometry 3D Shapes: Euler's Theorem
How do you get a theorem named after you? Euler knows what it takes! The third lesson of five asks pupils to use an interactive activity to compare the faces, vertices, and edges of seven different three-dimensional solids. They use...
Curated OER
Photosynthesis: Life from Light and Air
All aspects of the photosynthesis process, and the way that plants have adapted with specializations are detailed here. The diagrams and info-graphics will be useful to your AP biology class. It could also be used as a review covering...
Curated OER
Finding Oxidation States
In this chemistry worksheet, young scholars examine the oxidation state in order to apply it in the laboratory setting. The sheet includes in depth background information.
Curated OER
The Nature of Covalent Bonding
In "The Nature of Covalent Bonding," chemistry hopefuls demonstrate an understanding of various types of covalent bonds, electron configuration, and resonance structures through fill in the blank, true or false, and matching questions....
Science Geek
Metallic Bonding
Introduce your class to metallic bonding with a presentation that covers packing in metals, substitutional alloys, interstitial alloys, and properties of metals.
Curated OER
Parts Per Hundred (ppH)
In this parts per hundred worksheet, students read about describing components of a population by parts per a given number such as 100, 100 or 1 million. Students are given 6 problems to calculate the parts per hundred for each sample...
National Institute of Open Schooling
Coordination Compounds
Cyanide, a coordination compound, is used in the extraction of gold and silver. Part 24 in the series of 36 delves into the world of coordination compounds. Classes learn, through readings, discussions, and answering questions, how to...
Cornell University
Bacteria Take Over and Down
Bacteria outnumber all other forms of life on Earth. Scholars observe the growth of bacteria in petri dishes to understand their role in maintaining good health. Then, they observe the growth of bacteria after they introduce...
Royal Society of Chemistry
Electronegativity Values
Finally, an electronegativity resource your class will be strangely drawn to! Skilled scientists manipulate interactive puzzles to gain an understanding of common electronegativity values. The great thing? You can conduct the lesson...
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