Why Was Adaptive Optics Developed

question 57

Multiple Choice

Why was adaptive optics developed?

• A) To prevent distortion of mirrors by the vacuum of space
• B) To prevent distortion by sagging in very thin,lightweight mirrors
• C) To compensate for spherical aberration
• D) To compensate for image distortion caused by Earth's atmosphere

---

Definitions:

NaBH4

Sodium borohydride, a reducing agent commonly used in organic synthesis to reduce aldehydes, ketones, and alkenes.

Williamson Ether Synthesis

A chemical reaction used to synthesize ethers from alcohols and organohalides through an S_N2 mechanism.

Major Organic Product

The primary product resulting from an organic chemical reaction, often with the highest yield.

Williamson Ether Synthesis

A method for preparing ethers by reacting an alkoxide ion with a primary alkyl halide or tosylate under basic conditions.