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Chemical and Physical Changes

There are 14 videos in this category and 11 videos in 2 subcategories.

Category Videos
Not Right For WatchKnowLearn
Ages: 8 - 12
4863 Views:
Physical and Chemical Changes of Matter - by StudyJams
From scholastic.com, produced by Scholastic
A physical change means that matter changes size or shape, but not its atomic makeup.  Chemical and nuclear changes alter matter on an atomic level.  Find out more about chemical and physical changes with this cartoon animation from StudyJams.  A sho... [more]
May 23, 2011 at 07:01 PM
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Not Right For WatchKnowLearn
Ages: 14 - 18
1717 Views:
Intro to Chemistry: 1.3: Chemical and Physical Changes (2/2)
From YouTube, produced by Learning4Mastery
Join award winning teachers Jonathan Bergmann and Aaron Sams as they interactively teach Chemistry: 1.3: Chemical and Physical Changes.  Four indicators of a chemical change ( gas given off, light/heat given off, color change, and precipitate formed)... [more]
October 24, 2011 at 08:12 PM
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Not Right For WatchKnowLearn
Ages: 12 - 18
938 Views:
Introduction to Kinetics - Khan Academy
From khanacademy.org, produced by Salman Khan
This fifteen-minute video introduces kinetics. The video studies the physical concept of reactions (rate). The atoms and molecules in reactions have to move and share electrons to bond in certain ways.
May 29, 2011 at 05:34 PM
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Not Right For WatchKnowLearn
Ages: 14 - 18
1703 Views:
Intro to Chemistry: 1.3: Chemical and Physical Changes (1/2)
From YouTube, produced by Learning4Mastery
Join award winning teachers Jonathan Bergmann and Aaron Sams as they interactively teach Chemistry: 1.3: Chemical and Physical Changes.  Chemical and physical changes are defined and explained in this podcast.     ( 8:05)
October 24, 2011 at 06:59 PM
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Not Right For WatchKnowLearn
Ages: 11 - 18
866 Views:
The Kreb Cycle
From khanacademy.org, produced by Kahn Academy
In this 17 minute video the Kreb's cycle is explained using cartoon graphics and a lecturer. The Kreb's cycle is also known as the citric acid cycle. It is a process where cells use oxygen as part of the cellular respiration process.
June 4, 2011 at 03:16 PM
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Not Right For WatchKnowLearn
Ages: 10 - 18
852 Views:
Reactions in Equilibrium
From khanacademy.org, produced by Kahn Academy
This 15 minute video explains reactions in  equilibrium. Reactions in equilibrium tend to increase or drop in energy during the reaction in both directions. Equilibrium is the state when both sides are equally forming into the other. The video uses... [more]
May 29, 2011 at 05:38 PM
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Not Right For WatchKnowLearn
Ages: 7 - 13
836 Views:
Why Do Ice Cubes Float? Let's Make Sense of it With Science
From YouTube
Ever wonder why ice cubes float? Let's make sense of it with science! As you know, ice cubes are frozen water. This video shows a variety of pictures and gives written/audio content. Content is appropriate for upper elementary and middle school stude... [more]
August 8, 2011 at 08:29 PM
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Not Right For WatchKnowLearn
Ages: 3 - 7
612 Views:
Applesauce
From pbslearningmedia.org, produced by Sid the Science Kid
In this Super Fab Lab video clip from “The Perfect Pancake" episode of "Sid the Science Kid," kids learn about irreversible change by examining apples that have been changed by heat into applesauce. (1:17)
April 15, 2012 at 03:07 PM
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Not Right For WatchKnowLearn
Ages: 12 - 18
607 Views:
Indicators in Chemistry
From teachingchannel.org, produced by The Teaching Channel
Lesson ObjectiveStudents observe color changes during chemical reaction.  Questions to ConsiderHow does beginning with a quick demonstration clarify expectations for student labs?How does the lab make accuracy in measurement enticing for students?How... [more]
January 20, 2012 at 12:13 AM
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Not Right For WatchKnowLearn
Ages: 14 - 18
403 Views:
Shape Memory Materials
From mit.edu, produced by MIT Tech TV
This video demonstrates how shape memory materials change into their original shape when heated.  It describes how shape metal alloys are based on phase transformations in which these materials have multiple solid phases that change when temperatures... [more]
May 27, 2012 at 12:29 PM
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