The Chandra X-Ray Observatory Must Use

question 102

Multiple Choice

The Chandra X-ray Observatory must use:

• A)a lens of fluorite.
• B)grazing incidence optics to focus the short wavelengths.
• C)a Newtonian reflecting design to avoid chromatic aberration.
• D)X-ray photographic plates instead of CCDs for imaging.
• E)a Schmidt corrector plate to avoid spherical aberration.

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Definitions:

Elderly

Individuals who are significantly beyond the average age of adulthood, often defined by retirement age, and who may require special care or consideration.

Day-Care Grandparents

Older adults who provide childcare support, often part of informal or formal caregiving arrangements.

Physical Care

The provision of tangible support to someone, including help with mobility, personal hygiene, and health needs.

Grandchildren

The offspring of an individual's son or daughter.