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"The law of conservation of mass states that mass is neither created nor destroyed. In a closed system, mass of reactants is equal to mass of products. The law of conservation of mass is related to th ...
Hipervinculo Biología
"Vesicles and vacuoles are sacs used for storage inside eukaryotic cells. Plant cells have a single vacuole which is generally the largest organelle inside the cell. In animal cells, there are several ...
"The Newton's Third Law of Motion states that for every action there is an equal and opposite reaction. Simply put, it means that every force can be undone. Mathematically, it means that for every vec ...
Video Biología
"The citric acid cycle, also known as the Krebs cycle, is involved in cell respiration and produces NADH and FADH2 for the electron transport chain. The Krebs cycle also produces two ATP, but much mor ...
Video Física
"The energy of an object in motion is called kinetic energy. Kinetic energy is defined as the energy needed for an object to accelerate from a resting position to its current velocity. To calculuate ...
"Kinetic and potential energy of atoms result from the motion of electrons. When electrons are excited they move to a higher energy orbital farther away from the atom. The further the orbital is from ...
"A keystone species is a species which maintains the balance and diversity of its community. Often keystone species are predators which check the population of other species that might otherwise beco ...
Hipervinculo Biología
"Karyotypes are images which depict individual chromosomes. Karyotes are used by scientists to study chromosomal regulation and evolutionary events in living things. Scientists are able to study the n ...
Video Física
"A unit system is composed of the variants upon one standard scientific unit of measurement. The metric system, for example, contains a basic unit, meters (m), as well as numerous variants including k ...
Hipervinculo Química
"Isomers are compounds of the same molecular formula but different molecular structures. There are four important types of isomers. Structural isomers’ atoms are bound in different orders while stere ...
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