Fill in the Blank: Elements Heavier Than Hydrogen and Helium

question 90

Multiple Choice

Fill in the blank: Elements heavier than hydrogen and helium constitute about ________ of the mass of the interstellar medium.

• A) 0.002%
• B) 2%
• C) 70%
• D) 98%

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Definitions:

Posterior

Referring to the back or rear part of the body or structure.

Superior

Placed above or higher than another; often used to describe anatomical positioning.

Skeletal

Relating to or constituting the framework of bones that supports the body.

Smooth

Relating to or having an even and continuous surface or texture; typically free from perceptible projections, lumps, or indentations.