The Gravitational Lens Effect Has Been Verified by

question 90

Multiple Choice

The gravitational lens effect has been verified by

• A)observations of multiple images of the same background galaxy seen towards a massive galaxy cluster.
• B)single images of highly distorted, high- redshift galaxies seen towards massive galaxy clusters.
• C)observations of the bending of starlight by the Sun during a 1919 eclipse.
• D)all of the above
• E)None of the above; this effect is purely hypothetical.

---

Definitions:

Complex Ideas

Concepts or thoughts that are composed of many different interconnected parts, making them difficult to understand.

Bulleted Lists

A series of items or points presented in a format that uses bullet points for clarity and organization.

Numbered Lists

A method of organizing information or items sequentially in a list format, using numbers for each entry.

Decorative Elements

Design features added to enhance the aesthetic appeal of an object, space, or document.