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CK-12 Physical Science for Middle School Quizzes and Tests complements the CK-12 Physical Science for Middle School FlexBook® resource and includes one quiz per lesson, one chapter test, and one unit ...
How fuel can be produced from biological materials.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
Hipervinculo Química
Discover the chemistry and history behind the batteries that power your mobile devices.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
Hipervinculo Química
Discusses the content of energy drinks and bars, and how biochemical energy is created.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
Hipervinculo Química
Find out why Hydrogen Fuel Cells might be a superior form of energy storage.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
Hipervinculo Química
Learn about energy needed to change water from a liquid to a gas.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
Hipervinculo Biología
Covers the role of energy in chemical reactions.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
The following visual studies the transformation of energy: the potential energy of a body can be transformed into kinetic energy in another. Some energies are transformed into others of a different ty ...
The forces of friction, which oppose displacement, also carry out work when a body is moving. The work of friction is converted into heat. The greater the force of friction, the more force must be exe ...
The educational resource shows information about the energy sources: energy sources are the resources which exist in nature from which human beings can obtain energy which they can use for their activ ...
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