Nuclear Fusion Is Achieved by Fusing Hydrogen Isotopes at High

question 11

Multiple Choice

Nuclear fusion is achieved by fusing hydrogen isotopes at high temperatures.The average kinetic energy of deuterium,one of the isotopes of hydrogen,at this temperature is 2.1 *10^-14 J.What is the temperature?

• A)8.5 * 10⁸ K
• B)1.5 * 10⁹ K
• C)2.6 * 10⁹ K
• D)1.0 * 10⁹ K
• E)4.1 * 10⁹ K

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Definitions:

Restorative Theory

A theory proposing that sleep is necessary for the body to repair and rejuvenate itself.

Repair

The process of fixing or restoring something damaged, defective, or worn out to return it to a good condition.

Adaptive Theory

A concept in psychology that explains certain behaviors and mental processes as evolutionary adaptations to help organisms survive and reproduce.

Psychoanalytic Theory

A framework for understanding the human mind and behavior that emphasizes unconscious psychological processes.