We found 123 resources with the concept melting points
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Cells - Overview & Introduction

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Thomas Jefferson - Author of The...
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The Circulatory System Part 1: The Heart
Other Resource Types ( 123 )
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American Chemical Society: Middle School Chemistry
Introduce middle schoolers to the basic principles of chemistry with a curriculum set packed with activities and experiments that let learners explore the attractions and motion of atoms and molecules, the state changes of water,...
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Middle School Chemistry: Chapter 2 - Changes of State
The second module in the middle school chemistry unit looks at changes in the states of matter. Middle schoolers observe heat transfer, build molecular models of water from Styrofoam, conduct controlled experiments with condensation and...
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Introducing Measurements in the Laboratory
We use basic units of measurement to break down things and communicate clearly. The first lesson in an 11-part series teaches the proper way to measure various items. It starts simply with measuring the dimensions and areas of geometric...
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Changing State: Melting
Dry ice is extremely cold — it is -109.3°F or -78.5°C. Scholars observe and explain the molecular motion associated with melting. Then they design their own experiments to speed up the melting process. Finally, a teacher presents a...
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2000 U.S. National Chemistry Olympiad National Exam - Part I
The National Chemistry Olympiad exams are comprehensive tests covering an entire year of chemistry concepts. You can use them as practice for competing in the challenge, or simply as a review, or as an actual final exam for your general...
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Condensation Polymerization: Preparation of Two Types of Polyesters
College-level or AP chemists use phthalic anhydride to synthesize two different polyesters, one linear and one cross-linked in structure. A detailed materials list and well-written procedures are provided on a lab sheet. Learners write...
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2009 U.S. National Chemistry Olympiad National Exam - Part I
The 2009 version of the first part of a national chemistry competition is posted for your use with olympiad hopefuls. Test takers deal with 60 multiple choice questions covering an entire year of chemistry curriculum. Use this to...
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Change of Phase
First grade scientists learn about changes in the state of matter, but here is a presentation that explains it at a high school level. Illuminating graphics and photos enhance understanding, and the information is disclosed in an order...
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Phase Changes of Water
A micro-unit on the phase changes of water includes three laboratory activities. Junior scientists compare the densities of ice and water, and then they do the same for cold and warm water. They examine freezing and boiling temperatures....
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2009 U. S. National Chemistry Olympiad - Local Section Exam
Here is a copy of a past national challenge exam that you can use in your general chemistry course as a unit or semester review. Sixty multiple-choice questions query learners on properties of matter, stoichiometry, reactions, and...
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Properties of Matter
This PowerPoint is a gem! Seventy-eight slides present an entire introduction to matter in bullet-point fashion. Viewers learn about everything from mass and inertia to phase changes and gas laws! The only glitch is that the links to...
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Types of Bonding and Intermolecular Forces
High school chemists chart the properties of different types of solids after considering their various intermolecular forces. They examine ionic and metallic bonding and draw electron dot structures for several different compounds. This...
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Energy and States of Matter
Characteristics of each state of matter are listed, the formulas for heating water are detailed, and values for boiling and heat of vaporization are presented. This simple slide show provides direct instruction as well as practice...
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Liquids and Solids: Changes of State
How do liquids change into solids? Learners differentiate between endothermic and exothermic changes and see how those relate to changes within states of matter. In addition, individuals take a look at vapor pressure, boiling and melting...
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Physical and Chemical Properties and Changes
When did the chemical change occur? Learners explore the differences between the physical and the chemical as part of the Chemistry PowerPoints series. They differentiate between extensive versus intensive properties, physical versus...
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Synthetic Properties
So many of the man-made products in the world are made of polymers. An inquiry-based lesson has learners explore the properties of polymers in a laboratory environment. They collect data on physical properties such as melting point,...
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Narrative STEM Lessons
Read on if engineering interests you. Instructors peruse a set of narrative STEM lessons for grades K-6. All activities are based on reading a children's book and then solving a problem using the engineering design process.
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Organic Molecules Day—Chemistry Outreach
In search of an organic lab that employs real-life techniques and analysis methods? Groups carry out the nitration of methyl benzoate, then attempt to determine the number and location of the nitro groups added to the benzene ring....
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Chemistry Masterclass—Chemistry Outreach
Immerse your chemistry class in the world of organic chemistry! Science scholars isolate acetaminophen from an over-the-counter sample during an intense and interesting lab. Groups use many different separation and analysis techniques to...
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Symbols
Chemistry calculations can look a bit like alphabet soup at times. How do you help pupils make sense of it all? An interactive resource helps scholars sort through the symbols for common quantities such as moles, boiling point, and...
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Observing the Lowering of a Melting Point—Microscale Chemistry
Can a solid's melting point be lowered without placing it in an aqueous solution? Discover the surprising truth when chemistry scholars combine hydroxybenzene and menthol crystals during a microscale experiment. A well-written procedure...
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Alloys
What are alloys, and why do we use them? Through a series of interactive puzzles, scholars examine the components and uses of several common alloys. The accompanying teacher's resources provide support in using the lesson, printable...
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Aspirin—The Wonder of Medicine
What do aspirin and the willow tree have in common? Scholars of chemical synthesis engage in a fascinating reaction to make their own aspirin samples. The lab uses thin layer chromatography analysis, includes stoichiometric calculations,...
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How Do Glaciers Move?
A glacier is like a river of ice. An interesting lesson explores how solid glaciers manage to flow. The video instructor explains how the pressure of the weight of the ice decreases the melting point, allowing the glacier to move.