Science Education Resource Center at Carleton College
Serc: Lab Investigation Mixture Separation
An inquiry lab where students try to separate as much as the pure substance they can in a set time period. This lab helps students understand that physical means can be used to take apart a mixture.
Simon Fraser University
Chem1 Virtual Textbook: Classification and Properties of Matter
As part of a larger resource called "Getting started in Chemistry," this page examines various topics related to the study of matter. Included in the study are properties of matter, classification of matter, pure substances, chemical...
CK-12 Foundation
Ck 12: What Is Chemistry?
[Free Registration/Login may be required to access all resource tools.] In this online tutorial students will define chemistry and differentiate between the macroscopic and the microscopic as it relates to chemistry. They will begin to...
CK-12 Foundation
Ck 12: Ionic Compounds
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will name ionic compounds containing main group or transition metals, covalent compounds, acids, and bases, using...
CK-12 Foundation
Ck 12: Molecular Compounds
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will name ionic compounds containing main group or transition metals, covalent compounds, acids, and bases, using...
Texas Education Agency
Texas Gateway: Properties: Mixtures
Given descriptions, scenarios, or illustrations of properties, students will distinguish between pure substances and mixtures.
CK-12 Foundation
Ck 12: Classification of Matter
[Free Registration/Login may be required to access all resource tools.] In this online tutorial students will define a mixture and understand why mixtures are different than pure substances. They will classify mixtures as homogeneous or...
Mocomi & Anibrain Digital Technologies
Mocomi: Pure Substances and Mixtures
Defines matter, substances, and mixtures and gives examples.
BBC
Bbc: Gcse Bitesize: Purity and Separating Mixtures
This lesson focuses on different types of chemical substances, distinguishing between pure substances and mixtures, and changes of temperature based in substance. It provides a link to a test.
US National Archives
Docsteach: Effects of Food Regulation in the Progressive Era
In this activity, students will see and read about the differences in food manufacturing practices before and after the new food laws passed in 1906: the Pure Food and Drug Act and the Meat Inspection Act.
Other
English Montreal School: Chemical vs. Physical Changes: Elements vs. Compounds
A laboratory experiment where students classify matter into a homogenous mixture, heterogeneous mixture, solution, or pure substance. Also students will test for physical and chemical changes.
Greek Gods
Greek Gods: Demigods & Spirits: Hygieia
Read about Hygieia, the goddess of health, tidiness, and pureness.
Khan Academy
Khan Academy: Classify Complex Numbers
Classify numbers as real, pure imaginary, or complex. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Internet History Sourcebooks Project
Fordham University: Medieval Sourcebook: A Homily on Dormition of Our Supremely Pure Lady Theotokos & Ever Virgin Mary
Fordham University provides this primary source document dealing with the Eastern views of Mary, written by St. Gregory Palamas. Site includes links to other sources of information on this historical period.
Other
Rothenberg Law Firm: Injury Lawyer: Comparative and Contributory Negligence
This resource explains the difference between comparative and contributory negligence, and what pure comparative negligence and limited comparative negligence are through examples.
Other
Pure Capitalism and the Market System: The Market and the 5 Es
Learn the characteristics of a Market Economy, the state the four fundamental questions faced by any economic system. From an online textbook by Mark Healy of Harper College.
Science Buddies
Science Buddies: Frequency of Outcomes in a Small Number of Trials
People often draw conclusions from a small number of observations, but how easy is it to draw the wrong conclusion? Here is a simple project that shows the importance of making enough observations before making a prediction.
Science Buddies
Science Buddies: Dice Probabilities
You're playing Monopoly with a friend, and you've already got Park Place and you really, really want to get Boardwalk. If you're on Pacific Avenue, what are the chances you'll reach your goal? Here's an easy project that will show you...
Science Buddies
Science Buddies: The Birthday Paradox
This project shows how mathematical probability sometimes contradicts our intuition. Despite the fact that there are 365 days in a year, if you survey a random group of just 23 people there is a 50:50 chance that two of them will have...
Science Buddies
Science Buddies: Divide and Conquer: Proving Pick's Theorem for Lattice Polygons
If you like to play Tetris then you might like this project. You'll learn something interesting about the mathematics of complex shapes.
Science Buddies
Science Buddies: Throwing You Some Curves: Is Red or Blue Longer?
This a straightforward, but interesting, project in geometry. It is a good first proof to try on your own. You should be able to figure it out by yourself, and you'll gain insight into a basic property of circles.
Science Buddies
Science Buddies: Exploring Fractals
Although fractal images can be intriguingly complex, fractals are more than just pretty pictures. In this project, you'll explore the mathematical properties of the famous Mandelbrot and Julia sets. You'll learn about how these images...
Science Buddies
Science Buddies: Estimation and Population Size
Have you ever wanted to take a short cut? How about when doing your math homework? In this experiment you can learn how estimation can save you time doing math calculations. But beware, some estimations are better than others. Can you...
Science Buddies
Science Buddies: Measuring Up
Measurements are very important for scientists. It is especially important that the measurements be accurate. Think about how important accuracy is when you want to know if you are taller than a friend of yours, every inch counts. In...
Other popular searches
- Mixtures and Pure Substances
- Pure Substances
- Pure Command Economy
- Pure Mathematics
- Purebred
- Pure Market Economy
- Pure Substances Mixtures
- Pure Substance and Mixtures
- Melting Point Pure
- Pure Perfect Competition
- Pure and Applied Science
- Melting Point Pure Mix