Science

Periodic Trends: Atomic Size

Periodic Trends: Atomic Size 823 367 School Tutoring

Specific patterns of certain elemental characteristics are present in the periodic table. The tendencies of these patterns increase or decrease as you move along the columns and rows of the…

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DNA Translation

DNA Translation 610 309 School Tutoring

Translation is the process in which RNA is used to create protein. It occurs in the cytoplasm of the cell after the mRNA leaves the nucleus (in eukaryotes). Initiation –…

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Experimental Errors, Accuracy and Precision

Experimental Errors, Accuracy and Precision 150 150 SchoolTutoring Academy

Not every measurement made is exact and there is always an uncertainty with each one. The degree of uncertainty may be high or low due to different experimental errors, but…

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Physics Revisit: Waves

Physics Revisit: Waves 620 324 School Tutoring

The wave is a new concept for most students. When there is only one wave, you only need to worry about four things: wavelength, frequency, amplitude and velocity. Wavelength is…

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Balancing Chemical Equations

Balancing Chemical Equations 150 150 SchoolTutoring Academy

The Law of Conservation of Mass states that matter cannot be created or destroyed. Thus, the mass of substances produced in a chemical reaction is always equal to the mass…

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Review of Macromolecules

Review of Macromolecules 371 239 School Tutoring

Macromolecules are any molecules which contain a very large number of atoms. There are four main classifications of macromolecules: carbohydrates, lipids, nucleic acids, and proteins.   Carbohydrates Carbohydrates are organic…

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Series and Parallel Circuits

Series and Parallel Circuits 150 150 SchoolTutoring Academy

The components in an electrical circuit can be connected in many different ways. The two most frequent and simplest arrangements are called series and parallel. Circuits composed entirely of components…

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Periodic Trends: Electron Affinity

Periodic Trends: Electron Affinity 823 367 School Tutoring

Specific patterns of certain elemental characteristics are present in the periodic table. The tendencies of these patterns increase or decrease as you move along the columns and rows of the…

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Science Review: DNA Replication

Science Review: DNA Replication 437 180 School Tutoring

DNA replication is the process in which DNA is duplicated. This important process happens before the cell divides. In eukaryotes, replication takes place in the nucleus, whereas in prokaryotes, it…

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ACT Review: Conservation of Energy

ACT Review: Conservation of Energy 304 234 School Tutoring

Conservation of Energy The idea of conservation of energy is that energy cannot be created or destroyed, it can only be changed into a different form. Different forms of energy…

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