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Energy and nutrients move through ecosystems, including the savanna where wild animals roam for now.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be l ...
Hipervinculo Ciencias de la Tierra y Medioambiente
Energy and matter are interchangeable. Humans can create matter from energy, similar to what happened in the Big Bang.
It is an educational content of CK-12 Foundation (to access some of the CK-12 cont ...
Examine the composition of matter.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
The educational resource shows how the energy is the capacity to produce changes in the environment by doing work or transferring heat. This means that when a body transfers heat or does work, its ene ...
The educational resource shows a Flash animation about the greenhouse effect The Earth is an open material system, because it interchanges matter and energy with outer space.
The principle of conservation of energy states that energy is neither created nor destroyed; it is just transformed from some types of energy into others. The following visual will help you to underst ...
The theorem of conservation of mechanical energy states that the work carried out on a body is invested exactly in increasing some type of energy. When a there are only conservative forces in a system ...
Concept of matter has inertia
Concept that gravity is caused by the matter
A picture shows some transformations of energy. The energy from the sun passes to plants, to oil, to coal, to animals and to human beings; they take advantage of it by using the energy from oil, anima ...
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