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Lesson Plan
2
2
American Chemical Society

Changing State: Freezing

For Students 6th - 8th Standards
There are five types of frost: ground frost, air frost, hoar frost, glaze, and rime. Scholars mix ice and salt in a metal container to observe frost forming on the outside of the can. Animations and videos enhance the learning. 
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Lesson Plan
American Chemical Society

From Gas to Liquid to Solid

For Teachers 3rd - 8th
From gas to liquid condensation to solid frost, water undergoes phase changes before students' eyes! Using ice, salt, water, and a metal can, they set up an investigation that can be used in a physical science setting, or as part of a...
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Assessment
Curated OER

2007 U.S. National Chemistry Olympiad Local Section Exam

For Students 9th - 12th
Sixty multiple choice questions cover the entire gamut of chemistry concepts. This is the local section of the U.S. National Chemistry Olympiad, where your chemistry candidates take a shot at entering the national competition. They...
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Lesson Plan
Curated OER

Freezing Point Depression

For Teachers 3rd - 4th
Students create ice cream in a zipped bag and measure the temperature of a salt/ice mixture. They discover how salt lowers the temperature necessary to freeze ice to a solid (below 0'C).
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Lesson Plan
Curated OER

Phase Changes of Water

For Teachers 6th - 12th
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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PPT
Curated OER

Properties of Matter

For Teachers 7th - 9th
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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Lesson Plan
Curated OER

Regents High School Examination PHYSICAL SETTING CHEMISTRY 2006

For Teachers 9th - 12th
The 2006 version of the Regents High School Exam is just as thorough as the rest of them! Assess chemistry learners on an entire year's curriculum when they take this thirteen page test. 
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Lesson Plan
Curated OER

Properties of Aqueous Solutions

For Teachers 9th - Higher Ed
Advanced chemistry kids experiment with the freezing and boiling points of various aqueous solutions. They also prepare a presentation of the kinetics of solution formation and structure of the matter involved. This resource provides...
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PPT
1
1
Curated OER

Energy and States of Matter

For Teachers 8th - 12th
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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Lesson Plan
2
2
American Chemical Society

Changes Caused by Heating and Cooling

For Teachers 2nd
It's heating up—and cooling down—in here! A hands-on lesson allows learners to experiment with melting and freezing butter to observe changes as a substance transitions between liquid and solid form. They also view an animation that...
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Lesson Plan
Hazardous Waste Management Program

Molar Mass Determination from Freezing Point Depression

For Students 9th - 12th
Let the data tell the story. A lab activity has pupils collect temperature data on solutes as they melt and freeze. They use their data to create a cooling curve and then calculate the molar mass using the freezing point depression.
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Activity
DiscoverE

Ice Cream Special

For Teachers K - 8th
We all scream for ice cream! Individuals create home-made ice cream in the classroom. This is a delicious way to show a real-world application of the freezing point depression to your class.
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Lab Resource
Colorado State University

Can Boiling Make Something Freeze?

For Teachers 6th - 12th
Use boiling as an avenue for freezing. Young scholars watch as liquid nitrogen removes heat from the ingredients for ice cream. As this happens, the nitrogen boils and the ice cream freezes—all in the same container. A little science magic!
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Lab Resource
Colorado State University

How Can Freezing Make Something Warmer?

For Teachers 6th - 12th
Crazy fact—freezing liquid actually gives off heat! Young scholars investigate the transfer of energy when liquids freeze using a chemical heat pack. The heat pack gives off heat as its liquid core freezes.
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Interactive
Concord Consortium

Specific Heat and Latent Heat in Condensation

For Students 9th - 12th
There's more to melting than meets the eye! Junior physical chemists investigate the differences between specific and latent heats as a substance undergoes a phase change. Users remove heat from the system and observe changes in kinetic...
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Lesson Plan
LABScI

Freezing Point Depression: Why Don’t Oceans Freeze?

For Teachers 9th - 12th Standards
Can you go ice fishing in the ocean? Learners examine the freezing point of different saltwater solutions. Each solution has a different concentration of salt. By comparing the freezing points graphically, they make conclusions about...
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PPT
Science Geek

Bulk Properties of Water

For Students 9th - 12th
Learn the ins and outs of the properties of water through an engaging slide show. The lesson presents different facts about water including phase change, heat of fusion, heat of vaporization, and specific heat among others. 
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PPT
Science Geek

Thermochemical Calculations

For Students 10th - Higher Ed
Viewers learn where the heat goes when phase changes take place with a presentation that explains the latent heat of phase changes, or, more specifically, the molar heat of fusion, solidification, vaporization, and condensation. The show...
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Lesson Plan
1
1
Center for Learning in Action

Water – Changing States (Part 2)

For Teachers 2nd - 4th
Here is part two of a two-part instructional activity in which scholars investigate the changing states of water—liquid, solid, and gas—and how energy from heat changes its molecules. With grand conversation, two demonstrations, and one...
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Lesson Plan
1
1
Center for Learning in Action

Water—Changing States (Part 1)

For Teachers 2nd - 4th
Here is part one of a two-part lesson plan in which scholars investigate the changing states of water—liquid, solid, and gas. With grand conversation and up to three demonstrations, learners make predictions about what they think will...
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Lesson Plan
Virginia Department of Education

The Colligative Properties of Solutions

For Teachers 9th - 12th
How can you relate colligative properties of solutions to everyday situations? Pupils first discuss the concepts of density, boiling and freezing points, then demonstrate how to accurately determine the boiling and freezing point of...
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Worksheet
1
1
K12 Reader

Measuring Temperature

For Students 4th - 5th Standards
Fahrenheit? Celsius? What's the difference, and where did these two temperature scales originate? Your pupils will learn all about these topics by reading the passage included here. After reading, individuals respond to five questions...
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Lesson Plan
1
1
Nevada Outdoor School

Let It Snow! Let It Melt!

For Teachers Pre-K - 2nd Standards
Winter weather offers a great opportunity to teach young scientists about the states of matter. This activity-based lesson includes a range of learning experiences, from experimenting with the rate at which ice melts to singing a song...
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Worksheet
Curated OER

It's Freezing!

For Students 5th
Here is a good activity for 5th grade scientists. In it, they look at a bar graph that shows the freezing point for a variety of liquids. Then, they are given a scenario of a certain liquid melting and freezing, and must determine which...