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A physical change is a change in a substance’s physical property, such as shape, size, or state of matter, without a change in its chemical composition.
Fermentation is a chemical process in which molecules such as glucose are broken down anaerobically, in prokaryotic and eukaryotic cells.
This iconic structure was the site of Roman celebrations and battles. Its features include the arena, seating area, and hypogeum.
A simple event is an event where one experiment happens at a time and has a single outcome. The probability of a simple event is denoted by P(E) where E is the event. The probability will lie between 0 and 1.
The Statue of Liberty is one of the most renowned structures in the world. Visitors can explore different levels of the structure, including the foundation, the pedestal, and the crown atop the statue.
A parallel circuit is an electric circuit in which electric current has more than one path to flow. Electrons can follow in different paths as they flow from the negative side of the battery to the positive side.
At times, it is required to prevent certain chemical reactions from occurring. In such cases inhibitors are used to slow down or even stop a chemical reaction.
When objects of different materials come in contact with each other, electrons tend to collect on the object that holds the electrons more tightly.