A Positron Traveling at 50% the Speed of Light Collides

question 82

Multiple Choice

A positron traveling at 50% the speed of light collides with an electron traveling at 75% the speed of light. The positron and electron annihilate. How much energy is released in MeV?

• A) 1.36 MeV
• B) 0.182 MeV
• C) 1.02 MeV
• D) 0.892 MeV
• E) 1.53 MeV

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Definitions:

Yolk Sac

An extra-embryonic membrane that provides nutrition to the developing embryo in early development.

Cleavage

The process of cell division in the early embryo, leading to the formation of the blastula.

Cell Division

The process by which a parent cell divides into two or more daughter cells, an essential mechanism for growth, repair, and reproduction in organisms.

Deciduas Basalis

The modified mucosal lining of the uterus, which develops in preparation for the embryo implantation and forms part of the placenta.