If an Electron in the Lab Has a Kinetic Energy

question 41

Multiple Choice

If an electron in the lab has a kinetic energy equal to twice its rest energy,what is its speed in the lab?

• A)0.84c
• B)0.87c
• C)0.89c
• D)0.91c
• E)0.94c

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Definitions:

Sickle-cell Anemia

A genetic blood disorder characterized by the production of abnormal hemoglobin, leading to distorted (sickle-shaped) red blood cells, causing chronic pain and other complications.

Allele

One of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome.

Sickle-cell Anemia

A genetic blood disorder caused by the presence of an abnormal form of hemoglobin, leading to misshapen red blood cells.

Frequencies

The rate at which a repeating event occurs, such as the number of cycles of a wave per second in physics or the occurrence of a gene variant within a population in genetics.