Activity
Texas Instruments

Texas Instruments: Freezing and Melting of Water

For Teachers 9th - 10th
Freezing temperature, the temperature at which a substance turns from liquid to solid, and melting temperature, the temperature at which a substance turns from a solid to a liquid, are characteristic physical properties. In this...
Unknown Type
Khan Academy

Khan Academy: Melting Point and Thermodynamics of Double Stranded Dna

For Students 9th - 10th
Read the passage and study the graphics concerning Melting Point and Thermodynamics of Double-Stranded DNA and then answer the five question quiz.
Interactive
Other

Science Alive: Melting Point Simulation

For Students 9th - 10th
Percy Julian and Josef Pikl used the fact that melting point-the temperature at which a substance changes from a solid to a liquid-is a characteristic property of a substance to prove that the British chemist Robert Robinson could not...
Handout
Wikimedia

Wikipedia: Melting Point

For Students 9th - 10th
Wikipedia offers a brief description of the term, "Melting point," including hyperlinked terms.
Unit Plan
Sophia Learning

Sophia: Boiling, Freezing, Melting Point: Lesson 2

For Students 9th - 10th
This lesson will introduce the phase changes that occur at the boiling, freezing, and melting points. It is 2 of 4 in the series titled "Boiling, Freezing, Melting Point."
PPT
Sophia Learning

Sophia: Boiling, Freezing, Melting Point: Lesson 4

For Students 9th - 10th
This lesson will introduce the phase changes that occur at the boiling, freezing, and melting points. It is 4 of 4 in the series titled "Boiling, Freezing, Melting Point."
PPT
Sophia Learning

Sophia: Boiling, Freezing, Melting Point: Lesson 1

For Students 9th - 10th
This lesson will introduce the phase changes that occur at the boiling, freezing, and melting points. It is 1 of 4 in the series titled "Boiling, Freezing, Melting Point."
Unit Plan
CK-12 Foundation

Ck 12: Physical Science: Melting

For Students 7th - 9th
[Free Registration/Login may be required to access all resource tools.] What happens to matter when it melts and the definition of melting point.
Unit Plan
CK-12 Foundation

Ck 12: Physical Science: Freezing

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Explains what happens to matter when it freezes and the definition of freezing point.
Graphic
American Chemical Society

Middle School Chemistry: Changing State Melting

For Students 9th - 10th
Explore the phase change that occurs when ice is melting.
Activity
University of Maryland

Lowering the Freezing Point of Water Using Salt

For Teachers 9th - 10th
A page from the University of Maryland Physics Lecture Demonstration Facility. Provides directions for a teacher demonstration of the effect of an ionic solute upon the freezing point of water. Shows apparatus and set-up; provides...
Interactive
CK-12 Foundation

Ck 12: Chemistry Simulation: Salty Roads

For Students 9th - 10th
[Free Registration/Login Required] Explore how solutes can keep roads clear of ice in the winter by learning how different types and concentrations of a solute affect the freezing point of a solution.
Unit Plan
E-learning for Kids

E Learning for Kids: Science: Kaap De Goede Hoop: Why Do Changes in State Take Place?

For Students 4th - 6th
Zander is on a camping trip. Join him, and help him learn about boiling and melting points.
Lesson Plan
PBS

Pbs Teachers: Going to Extremes: Frozen Alive

For Teachers 9th - 10th
Explore survival strategies of animals in freezing climates. Investigate the role of glucose (sugar solution) when used as an antifreeze and the relationship between temperature and metabolism.
Handout
Other

Third Millenium Online: Melting and Freezing

For Students 9th - 10th
The concepts of melting point and freezing point are explained on this site.
Lesson Plan
Massachusetts Institute of Technology

Mit: Blossoms: Will an Ice Cube Melt Faster in Freshwater or Saltwater?

For Students 9th - 10th
Engage students in the study of the ocean and saltwater with these activities. Students will see that saltwater has different physical properties than freshwater - mainly density. This lesson can serve as a springboard into other...
Activity
Texas Instruments

Texas Instruments: How Low Can You Go?

For Teachers 9th - 10th
In this activity, Students can use an EasyTemp temperature probe to determine the normal melting temperature of ice. They will then study how the addition of salt to the melting ice affects its melting temperature. They will finally...
Activity
Texas Instruments

Texas Instruments: Heat of Fusion

For Teachers 9th - 10th
In this activity, students can use a calorimeter to measure the amount of heat needed to melt ice and determine the heat of fusion for ice. EasyData is needed for this activity.
Website
Environmental Chemistry

Periodic Table of Elements: Gallium

For Students 9th - 10th
A very detailed look at the element Gallium, a member of the Boron Group.
Website
Environmental Chemistry

Periodic Table of Elements: Indium

For Students 9th - 10th
A very detailed look at the element Indium, a member of the Boron Group.
Activity
University of Maryland

University of Maryland: Regelation: Ice Under Pressure

For Students 9th - 10th
A page from the University of Maryland Physics Lecture Demonstration Facility. Provides directions for a teacher demonstration on the phenomenon of regelation. Shows apparatus and set-up; provides suggestions. Easily adaptable as a...
Handout
University of Texas at Austin

Thermo Dex:index of Selected Thermodynamic Data Handbooks

For Students 9th - 10th
Do you need to know a specific value of a specific quantity for any given substance? If so, this is the place. Find the heat capacity, heats of vaporization and fusion, and much more from this page.
Activity
PBS

Pbs Teachers: Ice Cream Shake

For Students Pre-K - 1st
Investigate states of matter while making ice cream. Explore how to turn a liquid into a solid by removing heat energy.
Unit Plan
E-learning for Kids

E Learning for Kids: Science: Loch Ness: What Happens When Solids and Liquids Are Heated or Cooled?

For Students 3rd - 5th
Students will look at what happens to different types of matter when they have a change of state.