Which of the Following Elements, by Mass, Is the Most

question 78

Multiple Choice

Which of the following elements, by mass, is the most abundant in the universe?

• A)iron
• B)oxygen
• C)helium
• D)nitrogen
• E)carbon

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Definitions:

Anxiety Attacks

Sudden episodes of intense fear or panic, often accompanied by physical symptoms such as palpitations, sweating, or dizziness.

Electroconvulsive Therapy

A medical treatment most commonly used for severe depression which involves inducing seizures in patients through electrical currents.

Cerebral Hemispheres

The right and left halves of the cerebrum, covered by the cerebral cortex and connected by the corpus callosum; they control movement and feeling on the opposing sides of the body.

Anesthesia

A medical approach that involves the use of drugs to prevent pain during surgery, inducing a temporary loss of sensation or consciousness.